Chlroacetophenone
[机] 氯乙酰苯
🗣️ 情景例句
All right?
知道吗？
She was so happy that she shed tears of delight.
她因为太幸福了，所以喜极而泣。
Yes, Miss Gao! How many are there?
可以，高老师，有多少呢？