Plastacele
粉状醋酸纤维素
🗣️ 情景例句
Chest--c-h-e-s-t.
Chest c-h-e-s-t。
Nothing comes from (or of) nothing.
无风不起浪。
My sister is only seven, but she always tells me whether my pictures are good or not.
我的妹妹只有7岁，但她总能说出我的画是好还是坏。