stopcock

英 [ˈstɒpkɒk]

美 [ˈstɑːpkɑːk]

n.  (调节管道流量的)旋塞，活栓

复数：stopcocks　

化学

牛津词典

noun

• （调节管道流量的）旋塞，活栓
  a tap that controls the flow of liquid or gas through a pipe

柯林斯词典

• 活塞;活栓;旋塞阀
  Astopcockis a tap on a pipe, which you turn in order to allow something to pass through the pipe or to stop it from passing through.

英英释义

noun

• faucet consisting of a rotating device for regulating flow of a liquid
  Synonym:cockturncock

双语例句