stopcock

US [ˈstɑpˌkɑk]
UK [ˈstɒpˌkɒk]
  • n.(调节管道流量的)旋塞
  • Web旋塞阀;活栓;水龙头
Plural Form:stopcocks  
Stopcock
n.
1.
(调节管道流量的)旋塞,活栓a tap that controls the flow of liquid or gas through a pipe