单词	nail
释义	noun | verb nailnail1 /neɪl/ ●●● S2 noun [countable] Etymology ETYMOLOGYnail1 Origin: Old English nægl Collocations COLLOCATIONS► pound/hammer a nail into something  The workmen were busy hammering nails into the floor. ► long/short nails  The girl had long red nails. ► cut/trim/file your nails  I need to cut my nails. ► bite ... nails  Don’t bite your nails. ► broke a nail  Oh no. I broke a nail. 1 a thin pointed piece of metal that you force into a piece of wood with a hammer to fasten the wood to something else: pound/hammer a nail into something The workmen were busy hammering nails into the floor.2science, biology the hard smooth layer on the ends of your fingers and toes:  She scratched his face with her nails.long/short nails The girl had long red nails.cut/trim/file your nails I need to cut my nails. Don’t bite your nails. Oh no. I broke a nail.3a nail in somebody’s/something’s coffin something bad that will help to destroy someone’s success or hopes:  The report is another nail in the coffin for the tobacco industry.4as tough/hard as nails extremely determined or strict:  Jewson’s lawyers are as tough as nails. [Origin: Old English nægl] → see also you’ve hit the nail on the head at hit1 (14) noun | verb nailnail2 verb [transitive] Verb Table VERB TABLE nail Simple Form Present I, you, we, they nail he, she, it nails Past I, you, he, she, it, we, they nailed Present perfect I, you, we, they have nailed he, she, it has nailed Past perfect I, you, he, she, it, we, they had nailed Future I, you, he, she, it, we, they will nail Future perfect I, you, he, she, it, we, they will have nailed Continuous Form Present I am nailing he, she, it is nailing you, we, they are nailing Past I, he, she, it was nailing you, we, they were nailing Present perfect I, you, we, they have been nailing he, she, it has been nailing Past perfect I, you, he, she, it, we, they had been nailing Future I, you, he, she, it, we, they will be nailing Future perfect I, you, he, she, it, we, they will have been nailing Collocations COLLOCATIONS► nailed ... shut  Someone nailed the windows shut. 1to fasten something to something else with a nail or nails:  Someone nailed the windows shut.nail something to something He nailed the sign to a tree.2informal to catch someone and prove that he or she is guilty of a crime or something bad: nail somebody for something Williams was nailed for fraud.3informal to do something exactly right, or to be exactly correct:  She nailed a superb jump.4nail somebody to the wall/cross to punish someone severelynail down phrasal verb informal1nail something ↔ down to reach a final and definite decision about something:  They finally managed to nail down an agreement.2nail something ↔ down to fasten something so that it cannot move, by forcing nails into it:  They nailed down the lid.3nail somebody down to make someone say clearly what he or she wants or intends to do:  I still haven’t nailed him down on a definite price.
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