Underdrainage
n. 暗渠排水, 地下排水
🗣️ 情景例句
I want to thank all of you for coming here tonight.
我非常感谢你们大家今天晚上的赏光。
Almost every process is computerized.
几乎每一道工艺都是由电脑控制的。
Does your husband do any cooking at home?
你老公在家做不做饭？