Hetu
abbr. Height Equivalent to Transfer Unit 当量传质单元高度
🗣️ 情景例句
My name is Ellen Stewart.
我叫Ellen Stewart。
It's been 5 years since I last saw you.
我已5年没见你了
It looked as if there would be an exciting race across the Channel.
看来会有一场激烈的飞越英吉利海峡的竞争。