stopcock

英['stɔpkɔk]美['stɔpkɔk]

n. 龙头,止水栓,开关

同：	[n.] cock, turncock

If a water-pipe bursts turn off the stopcock immediately.
水管破裂时要立即关紧旋塞.收藏
When the stopcock is opened, water flows from the top of the warmer column into the colder column
打开活塞后，水即由较热的水柱顶端流入较冷的水柱。收藏
A regulated opening for discharging a liquid,as in a small stopcock.
水龙头用于控制液体排出的开口，如在小的旋塞阀里收藏

faucet consisting of a rotating device for regulating flow of a liquid
[同] cock, stopcock, turncock

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