| 单词 | key |
| 释义 | key (once / 125 pages) 1nv 2nvadj 3nv 4n 5n 6n 7n 8n A key is a piece of metal that fits inside a lock and turns to open it. You might have a key ring with a house key, a car key, and maybe several more keys. A key is typically cut from metal, although many hotels use plastic keys for their guest rooms. If you are told that your attendance is key, you know you have to go. Another meaning of key is a button or lever you press with your fingers, like a piano key or a typewriter key. A key is also an explanation, like the answer key for a test or the key to success. And when you sing in key, you have the correct pitch. WORD FAMILYkey: keyed, keying, keyless, keys+/keyed: keyeder, unkeyed USAGE EXAMPLESWall, the team’s leading assist man, is the key to the success of the other Wizards. New York Times(Jan 03, 2017) One key question: Why is it called “science”? Washington Post(Dec 30, 2016) Meanwhile, Islamic State militants launched an attack on the main road from Baghdad to Mosul, a key military supply route. Washington Post(Jan 02, 2017) 1 1n metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated Hypo|Hyper ignition key a key that operates the ignition switch of an automotive engine latchkeykey for raising or drawing back a latch or opening an outside door master, master key, passe-partout, passkeykey that secures entrance everywhere skeleton keya passkey with much of the bit filed away so that it can open different locks device an instrumentality invented for a particular purpose 2n mechanical device used to wind another device that is driven by a spring (as a clock) Syn|Hypo|Hyper winder watch key winder consisting of a key with a square hole; used for winding some watches mechanical device mechanism consisting of a device that works on mechanical principles 3n a lever (as in a keyboard) that actuates a mechanism when depressed Hypo|Hyper backspace, backspace key, backspacer the typewriter key used for back spacing command key, control key(computer science) the key on a computer keyboard that is used (in combination with some other key) to type control characters return, return keythe key on electric typewriters or computer keyboards that causes a carriage return and a line feed shift, shift keythe key on the typewriter keyboard that shifts from lower-case letters to upper-case letters space barthe bar-shaped typewriter key that introduces spaces when used tab, tab keythe key on a typewriter or a word processor that causes a tabulation telegraph keykey consisting of a lever that sends a telegraph signal when it is depressed and the circuit is closed lever a rigid bar pivoted about a fulcrum 4n a generic term for any device whose possession entitles the holder to a means of access a safe-deposit box usually requires two keys to open it Hyper positive identification evidence proving that you are who you say you are; evidence establishing that you are among the group of people already known to the system; recognition by the system leads to acceptance 5v provide with a key We were keyed after the locks were changed in the building Hyper furnish, provide, render, supply give something useful or necessary to 6v vandalize a car by scratching the sides with a key 2His new Mercedes was keyed last night in the parking lot Hyper vandalise, vandalize destroy wantonly, as through acts of vandalism 1n something crucial for explaining the key to development is economic integration Hyper explanation thought that makes something comprehensible 2n a list of answers to a test some students had stolen the key to the final exam Hyper list, listing a database containing an ordered array of items (names or topics) 3n a list of words or phrases that explain symbols or abbreviations Hypo|Hyper key word a word that is used as a pattern to decode an encrypted message list, listing a database containing an ordered array of items (names or topics) 4v identify as in botany or biology, for example Syn describe, discover, distinguish, identify, key out, name 5v harmonize with or adjust to key one's actions to the voters' prevailing attitude Hyper harmonise, harmonize, reconcile bring into consonance or accord 6adj serving as an essential component 3Syn cardinal, central, fundamental, primal important, of import of great significance or value 1n any of 24 major or minor diatonic scales that provide the tonal framework for a piece of music Syn|Ant|Hypo|Hyper tonality atonalism, atonality the absence of a key; alternative to the diatonic system major key, major mode a key whose harmony is based on the major scale minor key, minor modea key based on the minor scale home key, tonic keythe basic key in which a piece of music is written musical notation (music) notation used by musicians 2n pitch of the voice he spoke in a low key Hyper pitch the property of sound that varies with variation in the frequency of vibration 3v regulate the musical pitch of 4Hyper chord, harmonise, harmonize bring into consonance, harmony, or accord while making music or singing n a kilogram of a narcotic drug 5they were carrying two keys of heroin Hyper kg, kilo, kilogram one thousand grams; the basic unit of mass adopted under the Systeme International d'Unites n a winged often one-seed indehiscent fruit as of the ash or elm or maple 6Syn|Hyper key fruit, samara achene small dry indehiscent fruit with the seed distinct from the fruit wall n a coral reef off the southern coast of Florida 7Syn|Hyper Florida key, cay coral reef a reef consisting of coral consolidated into limestone n the central building block at the top of an arch or vault 8Syn|Hypo|Hyper headstone, keystone coign, coigne, quoin the keystone of an arch building block a block of material used in construction work n (basketball) a space (including the foul line) in front of the basket at each end of a basketball court; usually painted a different color from the rest of the court he hit a jump shot from the top of the key Syn|Hyper paint space an area reserved for some particular purpose Key (once / 1514 pages) n WORD FAMILY Key: Keys USAGE EXAMPLESThe Carters’ visit to the hospital was part of their family vacation in the Keys. Seattle Times(Dec 30, 2016) Key finished with 10 points and nine rebounds. Washington Times(Dec 29, 2016) Keys weren’t the only things that the tags helped find. New York Times(Dec 29, 2016) n United States lawyer and poet who wrote a poem after witnessing the British attack on Baltimore during the War of 1812; the poem was later set to music and entitled `The Star-Spangled Banner' (1779-1843) Syn|Exp Francis Scott Key attorney, lawyer a professional person authorized to practice law; conducts lawsuits or gives legal advice poeta writer of poems (the term is usually reserved for writers of good poetry) |
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