stop·cock
noun/ˈstɒpkɒk/
/ˈstɑːpkɑːk/
(also cock)
- a tap that controls the flow of liquid or gas through a pipe
（调节管道流量的）旋塞，活栓 - If you have a burst pipe, turn off the stopcock immediately.
如果管道爆裂，请立即关闭旋塞阀。
- If you have a burst pipe, turn off the stopcock immediately.