Acetylcellulose
[机] 乙酸纤维素
🗣️ 情景例句
He missed a phone call.
他没接到一通电话。
I tried to call Mr. Cooper,but the line was busy.
我试着呼叫库珀先生，但是线老是忙。
My father was shocked.Now we are not allowed to touch it.
我父亲大为吃惊，不许我们再动它。