Demethanizer
[化] 脱甲烷塔
🗣️ 情景例句
My parents are expecting to see good grades this semester.
我父母希望我这个学期取得好成绩。
I hope he will meet me at the airport.
我希望他能到机场接我。
It would strike twelve in twenty minutes' time.
再过20分钟，大钟将敲响12下。