“闸门”造句

为了控制水流，防洪闸门关闭了。
The floodgate is closed to control the flow of water.

好,喝茶吧, 喝完后我送你过闸门.
Aye, Drink up, then, and I'll see you through the lock.

他们用水闸门控制水的流量.
They regulate the flow of water by the sluice gate.