Larithmics
[医] 人口学(人口数量的研究)
🗣️ 情景例句
This vacation is for you and me.
这是我和你的假期。
It is so necessary for you to have some rest and relaxation.
你特别需要休息和娱乐。
I'm sorry, but this week isn't very convenient for me.
对不起，这个星期我都不方便。