闸

HSK 7-9

zhá

gate; barrier

to dam up water; (coll.) brake; (coll.) electric switch

闸门关闭了。

zhá mén guāi pì le

The gate is closed

这个闸可以控制水流。

zhè ge zhá kě yǐ zhi chòng shuǐ liú

This gate controls the water flow