Sym.-dipropylurea
[化] 对称二丙脲
🧩 词语组成解析
[医] 对称的, 匀称的
二丙脲
🗣️ 情景例句
You are twenty-one, a grown-up young lady old enough to make up your own mind.
你已经21岁了，已经到了可以自己做主的年龄了。
A moneyless man goes fast through the market.
一个没钱的人很快穿过市场。
there is always something to do in connection with it, from finding the right place for the latest addition, to verifying facts in reference books.
从为新增添的收藏品寻找摆放位置到核对参考书中的事实，总归有事可做。