Plastacele
粉状醋酸纤维素
🗣️ 情景例句
What time do you usually get up in the morning?
你早上通常几点起床？
Frightened to death.
吓死人了。
Then he sat there and looked at it for three hours! He didn't write a word!
然后他就坐在那里，对着考卷看了3个小时，一个字也没写！