Cellacefate
[化] 纤维醋法酯
🗣️ 情景例句
I would like a room on the 5th floor.
我想在五楼要一个房间。
I will have done it by the time you come back.
在你回来之前，我会做完它。[将来完成时，表示将完成…，会做完…]
Fierce wars between Native Americans and European settlers broke out.
美洲土著人和欧洲殖民者之间发生了激烈的战争。