Prefractionator
[化] 初步分馏塔
🗣️ 情景例句
Are you ready, Alexandra?
想好了吗？Alexandra。
The history paper was really easy, so was the biology one.
历史试题确实容易，生物试题也很容易。
You are better now, but you mustn't get up yet. You must stay in bed for another two days.
你现在好些了，但你还不应该起床。你必须再卧床两天。