water cock

• n. 水龙头(水旋塞)

water cock的用法和样例：

例句

用作名词 (n.)

1. The water from the faucet was cloudy.
   水龙头里流出的水很混浊。
2. Don't leave water running to clean vegetables.
   洗菜时不要开着水龙头让水直淌。