? 同義詞
??? 情景例句
No, I have to turn it in in the morning.
不行 ，明天上午我得交出去。
What's the purpose of your visit?
你旅行的目的是什么？
Mars is too dry and poor in oxygen, Venus far too hot, and so is Mercury,
火星太干燥又缺氧，金星太熱，水星也一樣。