Q.2 h.
[医] 每二小时
🧩 词语组成解析
[医] 普朗克氏量子常数
🗣️ 情景例句
We would adopt payment by instalments for our present practice,
这次交易我们将采取分期付款方式，
We talked about a lot of things.
我们谈论了很多事情。
They are constantly after the turtles, who peacefully submit to all sorts of indignities.
它们经常追逐海龟，海龟则温顺地忍受着各种侮辱。