龙头的英文：
tap

参考例句：

To turn on the tap
开龙头

Turn the cock on[off]
开龙头

Turn off the light,oven,tap
关上灯、烤箱、龙头

Don't leave the taps running,ie Turn them off.
要把龙头关上.

He cut off the dragon's head with one stroke of his sword.
他一刀就砍断了龙头。

Combined dragon head with sword-like horns
合脑剑形犄角龙头(风筝)

Beer on tap.
盛放在带龙头的酒桶中的啤酒

The cloth dragon has a separate dragon head and body, which is connected with cloth.
布龙:龙头与分段的龙身，都用布连接

A faucet with a nozzle that is bent downward;a bibb.
弯嘴龙头一种带有向下弯曲的喷嘴的龙头;龙头

Water is running from the tap.
水从龙头中流出。

tap是什么意思：
n. 轻打；水龙头，塞子；电话窃听
v. 轻敲，打节拍，发掘；跳踢踏舞；汲取

A flick or tap.
轻弹或轻拍

Water is running from the tap.
水从龙头中流出。

There was a soft tapping on my door.
有人在轻轻地敲我的房门。

It is illegal to tap a telephone wire.
窃听电话是非法的。

The tap on the cask was dirty.
桶上的塞子很脏。