Propanoic anhydride
[化] 丙酸酐
🧩 词语组成解析
[化] 酸酐; 酐; 某酐\\n[医] 酐, 脱水物
🗣️ 情景例句
I am speaking of people in general.
我所予的是一般人。
After dinner sit a while; after supper walk a mile.
午餐之后坐片刻，晚饭之后走一里。
The one with the money got such a fright that he dropped the bag.
拿钱的那个小偷吓得把提包都扔了。