Acetidine
[醫] 乙酸乙酯
??? 情景例句
I'm stressed out. I need a vacation.
我筋疲力盡了，我要休假！
Where the knot is loose the string slips.
結子一松掉，繩子就滑脫。
Hello. Is that Li Lei?
喂。你是李雷嗎？