Diethyl malonyl usea
[医] 二乙基丙二酰脲, 巴比妥
🧩 词语组成解析
a. [化]二乙基的
[医] 丙二酰[基]
[医] 脲, 尿素
🗣️ 情景例句
Ah, yes. Flour, sugar, butter.
对了。 粉 糖 牛油。
I invited him to come over, but he wouldn't.
我请他过来，但是他不肯。
You should take advantage of it.
你应该好好利用这个机会。