Hetu
abbr. Height Equivalent to Transfer Unit 当量传质单元高度
🗣️ 情景例句
Yes. Yes, sir.
是的。是的。
If you want some shoes, look under the bed.
如果你要鞋子，就在床底下。
I like gardens too, but I do not like hard work.
我也喜欢花园，但我却不愿意辛勤劳动。