Acetyloxide
氧化乙酰, 醋(乙)酐
🗣️ 情景例句
78 percent of black high-school graduates are unemployed.
百分之四十八的黑人高中毕业生失业。
I'm afraid you will be too busy.
我怕你会太忙。
Manners are quite different from country to country.
各国的礼仪各不相同。