Methylmalonate
[化] 丙二酸二甲酯
🗣️ 情景例句
I'm his friend.
我是他的朋友。
A wicked book is the wickeder because it cannot repent.
一本坏书危害无穷。
Better have something we can get our hands on rather than just spend all our time talking.
有些实际材料拿到手总比坐着闲聊强。