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
Where?
在哪？
Do they have children?
他们有孩子吗？
It was carrying some large bags of rice. Suddenly one of the bags fell off the truck.
它运载着大包大包的米。突然一袋米从卡车上掉了下来。