Prefractionator
[化] 初步分馏塔
🗣️ 情景例句
We haven't had any complaint of this kind. Is there any evidence.
我们还从未听过这样的抱怨。有什么证据呢？
How often do you eat out?
你隔多久在外面吃一次饭？
The captive elephant, still roped to a tree,
捕来拴在树上的大象，