Dach
[医][=diamino-cyclohexane]二氨基环己烷
🗣️ 情景例句
Who's going to be there?
有谁要参加？
Novelty is the great parent of pleasure.
新奇生乐趣。
In a long drop, they reach speeds of 60 miles an hour and more.
在一个长长的跌落过程中，它们可以达到每小时60里甚至更快的速度。