LearnTest 1Test 2Test 3Up

      adj not serious, important, or valuable
      They don't want to spend time doing trivial things.
      Why do you get so upset over such a trivial matter?
      Leonard, it astonishes me how you continually fixate on the trivial. I lost a bet to Wolowitz.
      Yes. From here on in, I've decided to make all trivial decisions with a throw of the dice, thus freeing up my mind to do what it does best, enlighten and amaze.
      In the past few weeks, unburdened by trivial decisions, I've co-authored two papers in notable peer-reviewed journals, and I'm close to figuring out why the Large Hadron Collider has yet to isolate the Higgs boson particle.
      Compare these words: banal, petty, and trivial.
      adv in the direction a river or stream is flowing
      Magazine Beach is located about 1/4 mile downstream of Riverside Boat Club.
      Catastrophic failure is unlikely, but if you live downstream from a dam, you should know flood-zone information and have prepared an evacuation plan.
      Experience the magical sounds of the river and forest while floating downstream.
      In a telecommunications network or computer network, downstream refers to data sent from a network service provider to a customer.
      adj that looks, tastes or sounds like metal ¶ made of or containing metal
      A metallic sound is like the sound of one piece of metal hitting another.
      The key turned in the lock with a loud metallic click.
      Metallic paint or colors shine like metal.
      He drives a metallic red van.
      Something that tastes metallic has a bitter unpleasant taste.
      The gum left a horrible metallic taste in my mouth.
      Metallic means consisting entirely or partly of metal.
      Brass is a metallic alloy of copper and zinc.
      n[C] a word or part of a word which contains a single vowel sound
      A syllable is a unit of organization for a sequence of speech sounds.
      For example, the word water is composed of two syllables: wa and ter.
      A syllable is typically made up of a syllable nucleus (most often a vowel) with optional initial and final margins (typically, consonants).
      Syllables are often considered the phonological "building blocks" of words.
      The earliest recorded syllables are on tablets written around 2800 BC in the Sumerian city of Ur.
      n[UC] the act or process of being altered or changed
      In biology, a mutation is a permanent change of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA or other genetic elements.
      Mutations result from damage to DNA which is not repaired or to RNA genomes (typically caused by radiation or chemical mutagens), errors in the process of replication, or from the insertion or deletion of segments of DNA by mobile genetic elements.
      Mutations may or may not produce discernible changes in the observable characteristics (phenotype) of an organism.
      Mutations play a part in both normal and abnormal biological processes including: evolution, cancer, and the development of the immune system, including junctional diversity.
      The film focuses on the mutants Wolverine and Rogue as they are brought into a conflict between two groups that have radically different approaches to bringing about the acceptance of mutantkind: Professor Xavier's X-Men, and the Brotherhood of Mutants, led by Magneto.
      n[C] sth which is slightly different from other similar things
      A bench warrant is a variant of an arrest warrant that authorizes the immediate on-sight arrest of the individual subject to the bench warrant.
      Variants of French fries include thick-cut fries, steak fries, shoestring fries, jojos, crinkle fries, curly fries, hand-cut fries, Triple Cooked Chips, and tornado fries.
      In France, the thick-cut fries are called Pommes Pont-Neuf[30] or simply pommes frites, about 10 mm; thinner variants are pommes allumettes (matchstick potatoes), ±7 mm, and pommes paille (potato straws), 3–4 mm (roughly 0.4, 0.3 and 0.15 inch respectively).
      Variant Chinese characters (simplified Chinese: 异体字) are Chinese characters that are homophones and synonyms.
      v[T] engross
      If something preoccupies someone, they think or worry about it a lot.
      Ross is now preoccupied with the spider, and forgets that Rachel is still using the swing. While trying to get rid of the spider, he stands in front of Rachel, who bumps into him, throwing him on the ground again.
      Body image and pubertal changes preoccupy early adolescents.
      No women seemed to preoccupy him more than Carol Willick.
      I'm sorry, I got a little preoccupied.
      n[C] a mark put on silver, gold, or platinum that shows the quality of the metal ¶ a typical feature
      A hallmark is an official mark or series of marks struck on items made of precious metals—platinum, gold, silver and in some nations, palladium.
      In a more general sense, the term hallmark can also be used to refer to any distinguishing characteristic or trait.
      A severe headache in the back of the head is the hallmark symptom of a subarachnoid hemorrhage, notes the University of Maryland Medical Center.
      A hallmark of this early research is the presumption that when online and offline social networks overlapped, the directionality was online to offline -- online connections resulted in face-to-face meetings.
      adj capable of doing many things competently ¶ having many different uses
      Win8 on a tablet is a far more versatile and task efficient platform then iOS or Android could ever be.
      The Fire HD isn't as polished, fluid or versatile as the iPad.
      Oh is among the most versatile of interjections.
      Nearly 30 years later, Rob has become one of the most versatile performers around.
      The Swiss Army knife is a pocket knife or multi-tool manufactured by Victorinox AG (and up to 2005 Wenger SA).
      The design of the knife and its versatility have both led to worldwide recognition.
      n[CU] a green plant with long stems, feathery leaves and no flowers (蕨)
      A fern is a member of a group of roughly 12,000 species[3] of vascular plants that reproduce via spores and have neither seeds nor flowers.
      They differ from mosses by being vascular (i.e. having water-conducting vessels).
      They have stems and leaves, like other vascular plants.
      Most ferns have what are called fiddleheads that expand into fronds, which are each delicately divided.
      Ferns are not of major economic importance, but some are grown or gathered for food, as ornamental plants, for remediating contaminated soils, and have been the subject of research for their ability to remove some chemical pollutants from the air.
      adj (of light) very bright ¶ very impressive and attractive, stunning
      A dazzling display of stars sparkles near the center of the Milky Way - too dim for human eyes, but not for the Hubble Space Telescope.
      Similarly, high-definition videos look dazzling.
      During the next four years Hitler enjoyed a dazzling string of domestic and international successes, outwitting rival political leaders abroad just as he had defeated his opposition at home.
      The Devil really does wear Prada, and Lily can sport all the dazzling fashion she desires, eat all the fabulous food she craves, and hang for all eternity with her three demon girlfriends.
      n[C] an extremist or enthusiast
      I have a 4 year old iMac and am a Sims fanatic.
      Laura McClellan is a lawyer, a writer, a productivity fanatic, and a tech geek.
      As a lifelong baseball fanatic, I want to see Adam get the at bat he deserved after working so hard in college and the minor leagues to pursue a career in Major League Baseball.
      I'm sort of a fanatic against pesticides.
      Compare these words: fanatic, freak, lunatic, and maniac.
      adj unaware
      If you are oblivious to something or oblivious of it, you are not noticing it or not knowing about it.
      I mean, you're off in Rachel-land, doing your Rachel-thing, totally oblivious to people's monkeys, or to people's feelings.
      Tim was apparently oblivious to all of this.
      But the President seems oblivious to the fact that dynamic, productive job growth comes not from government spending, but from the private sector.
      Obviously some people in America are too oblivious that Rape is NOT just a crime against women.
      n[C] words printed near or on a picture which explain what it is about
      Photo captions, also known as cutlines, are a few lines of text used to explain or elaborate on published photographs.
      According to the caption, it was taken on Nov.15, by AP photographer Ariel Schalit, as an Israeli Air Force war plane dropped a bomb over the northern Gaza Strip and it was taken from the Israel Gaza Border.
      Captions more than a few sentences long are often referred to as a "copy block".
      Closed captioning (CC) and subtitling are both processes of displaying text on a television, video screen, or other visual display to provide additional or interpretive information.
      Subtitles are derived from either a transcript or screenplay of the dialog or commentary in films, television programs, video games, and the like, usually displayed at the bottom of the screen.
      v[IT] slope or make sth slope in a particular direction ¶ provide information in a way that unfairly supports one opinion
      also a noun
      Italic writing slants to the right.
      Beckham slanted the ball away from Hobbs.
      The picture is slanted to the left.
      Cut the flower stems on the slant.
      If information or a system is slanted, it is made to show favor towards a particular group or opinion.
      A particular slant on a subject is a particular way of thinking about it, especially one that is unfair.
      Each article has a slightly different slant on the situation.
      She slanted the report so that I was made to appear incompetent.
      n[C] a small, useful, and cleverly-designed machine or tool
      A gadget is a small tool such as a machine that has a particular function, but is often thought of as a novelty. Gadgets are sometimes referred to as gizmos.
      The origins of the word "gadget" trace back to the 19th century.
      According to the Oxford English Dictionary, there is anecdotal (not necessarily true) evidence for the use of "gadget" as a placeholder name for a technical item whose precise name one can't remember since the 1850s.
      She's got a juicer,a blender,a coffee grinder,and yet she wants to buy this gadget - it's for separating egg yolks from whites.
      Online search engine Google introduced several new gadgets in its popular toolbar for Web browsers,hoping to build even greater brand loyalty amid heightened competition.
      adj having strong appeal, enticing
      "Uhm, well, I'm here to see if you'll give Rachel her job back." "Ah, did she ask you to come here and do this?" "Oh, no. At first I have to get you to agree. Then we'll see if she wants to come back." "Wow, that is tempting."
      Tempting choices, but I have something special planned for tonight.
      Given our culture that can be really tempting for a girl.
      'That cheese cake looks very tempting,' thought Chandler and Rachel.
      In the end, I turned down Ross's tempting offer of the Greece trip.
      adj relating to or used in a ceremony
      n[CU] all the activities and traditions relating to a particular ceremony
      The post of mayor is largely ceremonial.
      The visit was conducted with all due ceremonial.
      The U.S. Army Drill Team will perform a ceremonial military pageant.
      The honor guard of the three branches of the Chinese People's Liberation Army participated in a military review ceremony held in Venezuela.
      He fell asleep before the Nazi ceremonials began.
      n[C] a kind of shellfish which can be eaten
      They presently live in both freshwater and marine habitats, and range in adult size from nearly microscopic to the giant clam, which can weigh 200 kg (440 lb).
      All clams have two calcareous shells or valves joined near a hinge structure with a flexible ligament, and all are filter feeders.
      The word "clam" is used in the idiom "to clam up", meaning to refuse to talk or answer, based on the clam behaviour of quickly closing the shell when threatened.
      A "clamshell" is the name given to a container or mobile phone consisting of two hinged halves that lock together.
      Clams have also inspired the phrase "happy as a clam", short for "happy as a clam at high tide" (when it can't easily be dug up and eaten).
      v[T] have a very strong desire to have sth that sb else has
      Either way, don't covet what someone else has. Just go out, work hard, and get a piece of it for yourself.
      Yes, Microsoft still covets its channel partners' revenues.
      And they were identified early and coveted by every team in the league.
      Coveting your neighbor's goods is what keeps the economy going.
      n[U] food for animals
      v[I] go around searching for food or other supplies ¶ search for sth in a busy way
      Forage is plant material (mainly plant leaves and stems) eaten by grazing livestock.
      Historically, the term forage has meant only plants eaten by the animals directly as pasture, crop residue, or immature cereal crops, but it is also used more loosely to include similar plants cut for fodder and carried to the animals, especially as hay or silage.
      The term forage fish refers to small schooling fish that are preyed on by larger aquatic animals.
      While the term forage has a broad definition, the term forage crop is used to define crops, annual or biennial, which are grown to be utilized by grazing or harvesting as a whole crop.
      Research has shown that birds still continue to forage for food naturally even whilst being fed by humans, but having large proportions of supplementary food in their diet is still not healthy for them.
      Rachel foraged around in her purse and produced her credit card.
      Compare these words: ferret, fodder, and manure.
      n[C] an instrument used to see objects that are too small for the naked eye
      A microscope is an instrument used to see objects that are too small for the naked eye.
      The science of investigating small objects using such an instrument is called microscopy.
      Microscopic means invisible to the eye unless aided by a microscope.
      There are many types of microscopes.
      The most common (and the first to be invented) is the optical microscope, which uses light to image the sample.
      Other major types of microscopes are the electron microscope (both the transmission electron microscope and the scanning electron microscope), the ultramicroscope, and the various types of scanning probe microscope.
      If you say that something is under the microscope, you mean that it is being studied very closely, usually because it is believed that something is wrong with it.
      Place the specimen on a microscope slide.
      Sherlock looked at the blood samples under a microscope.
      Abnormalities in the cells could be seen quite clearly under a microscope.
      v[T] trick
      Hold on, you actually want me to deceive your father with some sort of sham play acting and kissing? Cause I'm good with that.
      For what it's worth, my mother says that when we deceive for personal gain, we make Jesus cry.
      "To pull the wool over someone's eyes" means "to deceive someone by not telling the truth".
      If you mess with someone, you deceive them or cause trouble for them.
      If you screw (with) someone, you cheat or deceive them.
      The word "gullible" means "easily deceived or tricked, and too willing to believe everything that other people say".
      Compare these words: deceive, fudge, mislead, ruse, and trick.
      n[C] a loose, soft shoe that you wear at home
      Slippers are light shoes which are easy to put on and take off and usually worn indoors.
      The Glass Slipper is a fictional shoe belonging to Cinderella, first used in the 1950 film of the same name.
      The fictional character Cinderella is said to have worn glass slippers; in modern parlance they would probably be called glass high heels.
      Who used a Turkish slipper as a tobacco pouch? Sherlock Holmes.
      v[IT] signal or summon, as by nodding or waving ¶ attract
      All the attractions of the lake beckon like a beacon.
      It's hard to say no to yoo-hoo. The name literally beckons.
      Perhaps you're right. My cheekbones and beckoning pelvis already have a certain hello sailor quality to them.
      No, no, no, it doesn't. Thor is a god. The hammer is his, only he can use it. It's like Sheldon and his toothbrush. Or his thin, beckoning lips.