Oxycel
氧化纖維素
??? 情景例句
I'm really concerned about them,
我真的為他們擔(dān)心，
One good mother is worth a hundred schoolmasters.
一個(gè)好的母親頂?shù)蒙弦话賯€(gè)教師。
Who is in charge here?
這里誰(shuí)負(fù)責(zé)？