Muh
abbr. 4-methylumbelliferylheptanoate 甲基伞形酮基庚酸盐（科技符号）
🗣️ 情景例句
How much are the dues?
会费多少？
And I hope you can have a good time tonight.
祝愿你们今晚过得愉快。
The comparable speed from the Moon is only 1.5 miles per second.
而从月球出发的相应速度只是每秒1。5英里。