Cabamide
N-氯甲苯基丙酰胺
🗣️ 情景例句
When I was asked to speak in English.
刚才当被要求说英语的时候。
Politeness costs nothing and gains everything.
礼貌不费分文而可赢得一切。
Is the production line fully automatic?
生产线是全自动的吗？