Larithmics
[医] 人口学(人口数量的研究)
🗣️ 情景例句
I don't think we should see each other any more.
我觉得以后咱们还是别再见面了。
Cheerful company shortens the miles.
旅有好旅伴，不觉行程远。
And you ought to get a few large rocks to put in the tank.
还有，你应该弄到几块大点儿的岩石，放进水箱里。