Diethyl piperazinecarboxamide
[化] 二乙基哌嗪甲酰胺
?? 詞語組成解析
a. [化]二乙基的
??? 情景例句
I'm sending over a reporter
我將派一位記者
Her children are a disappointment to her.
她的孩子讓她感到失望。
If you can do without the few pastoral pleasures of the country, you will find the city can provide you with the best that life can offer.
如果你愿舍棄鄉下生活那一點點樂趣的話，那么你會發出城市可以為你提供生活最美好的東西。