Chlroacetophenone
[机] 氯乙酰苯
🗣️ 情景例句
And my phone number is 797-7963.
我的电话是797-7963。
He spends a lot of time reading books on ecology.
他花了大量的时间阅读生态学方面的书籍。
At present I'm giving a lot of concerts.
现在我还要开一些音乐会。