1[always + adverbadv/prepositionprep]PUT to put or hold something in a position so that it cannot move 夹紧,固定
She clamped her hands over her ears.
她用手紧紧地捂住耳朵。
Creed opened his mouth to speak, then clamped it shut.
克里德张口欲言,忽又闭口不说了。
2clamp sanctions/restrictions etc on somebodyto put limits on what someone is allowed to do 对某人实行制裁/制约等
The president clamped sanctions on the island after the bomb attack.
发生炸弹袭击事件以后,总统对该岛实行了制裁。
3[always + adverbadv/prepositionprep] to hold two things together using a clamp 〔用夹钳〕夹住,夹紧
Clamp the two parts together until the glue dries.
用夹钳把这两部分夹紧,直到胶水干透。
4 (also wheel-clamp)British EnglishBrE to put a clamp on the wheel of a car so that the car cannot be driven away. This is usually done because the car is illegally parked 给〔违法停放的车辆〕上夹钳SYN American English boot
He returned, only to discover his car had been clamped.
他回来了,不料发现自己的汽车被上了夹钳。
nGrammar
Clamp is usually passive in this meaning.
5clamp downphrasal verbphr vSTOP something THAT IS HAPPENINGto take firm action to stop a particular type of crime 取缔;压制;钳制;镇压 → clampdown
on
The police are clamping down on drink-driving offenders.
1.TDa piece of equipment for holding things together 夹子,夹具,夹钳
2.TTC (also wheel clamp)British EnglishBrE a metalobject that is fastened to the wheel of a car so that the car cannot be driven away. This is usually done because the car is illegally parked 〔锁住违法停放车辆的〕夹钳,车轮固定夹SYN American English boot