Undersluice
底部(闸门)泄水渠槽
🗣️ 情景例句
No sweat! I'd be happy to help.
没什么！很高兴我能帮上忙。
After the play was over,we all wanted to get something to eat.
在戏完了以后，我们都想要吃一些东西。
I'm sorry you feel that way.
你这么说，太令人遗憾了。