Propane sultone
[化] 丙磺酸内酯
🧩 词语组成解析
propane
[['prəupein]]
n. 丙烷\\n[化] 丙烷
磺内酯, (专指)萘-1,8-磺酸内酯
🗣️ 情景例句
Where do you usually spend your weekends?
你通常在哪度过你的周末？
Teach your grandmother to suck eggs.
班门弄斧。
Gradually the river grows wider, the banks recede,
然后河面渐渐地变宽，两岸后撤，