n 閘，剎車(device for slowing or stopping a vehicle or other moving mechanism)[C]：put on/apply the～(s)使用剎車;jam on/slam on the～(s) 急剎車;My ～s failed suddenly.我的剎車突然失靈了。He took his foot off the～.他抬腳不踏閘。There was a sudden screech of～s.突然響起刺耳的剎車聲。Higher taxes will put a～on inflation.(fig) 提高稅收會遏制通貨膨脹。put a～on rising prices/public spending (fig) 遏制物價上漲/公用事業(yè)開支;(ignorance) act as a～to progress (fig)(愚昧)對進(jìn)步起障礙作用;～fluid/light/pedal制動油/制動指示燈/制動踏板;〖反〗starter，accelerator;
→′brake-shoe n 閘瓦;
v剎車，制動((cause to) slow down or stop with a brake)[I， T+n]：The car/He～d suddenly.那車/他突然剎車。Slow down and～before turning.拐彎前先減速并剎車。try to avoid sudden～ing 盡量不要突然剎車;～a car/a train suddenly (hard)突然(使勁)剎住汽車/火車;The increase in the crime rate must be～d.犯罪率的增長必須剎住?！纪絪low，stop，halt;〖反〗start，accelerate