Underdrain
n. 阴沟, 地下沟道, 盲沟, 暗渠
🗣️ 情景例句
I always go back to the city in a wonderful state of mind.
我再回到城里时， 精神总是十分饱满。
My heart hurts.
我的心在滴血。
She got very angry and started shouting at me.
她气极了，冲我大喊。