Grh
[医][=gas recycle hydrogenator]气体再循环氢化器
🗣️ 情景例句
which has been vacant for over a year now,
已空了一年多，
Truth, once crushed, will rise again.
真理是打不倒的。
I don't know. I've got a headache and a cough.
我不知道。我头痛和咳嗽。