Ethanediamine
[医] 乙二胺
🗣️ 情景例句
I'm sure it's in your purse, Mrs. Tobin.
我相信是在你的皮包 Tobin太太。
Who is to blame?
该怪谁？
Then it turned in a semicircle, ran straight again, and turned in another semicircle to the opposite side.
然后转一个半圈，再沿直线飞，再朝反方向转个半圈。