Underdrain
n. 阴沟, 地下沟道, 盲沟, 暗渠
🗣️ 情景例句
Thank you. Just put them on my desk.
谢谢。 把它们放在我桌上。
To wait patiently for the protesters to move
耐心地等待示威队伍离去
Do you still ask for this pound of flesh?
你还要求得到这一磅肉吗？