Grh
[医][=gas recycle hydrogenator]气体再循环氢化器
🗣️ 情景例句
but ... well, there are too many things to do.
但是……我要做的事情太多了。
I often have lunch at noon.
我常常在中午吃午饭。
It can copy a long report and sort the copies and pin them together.
现它可以复印长篇的报告，把复印件分类，并装订起来。