Fluoropolymer
n. [化]含氟聚合物
??? 情景例句
or we won't be finished by dinnertime.
要不然， 晚餐時間到了我們還做不完。
First of all, I will outline the characteristics of our product.
首先我將簡略說明我們商品的特性。
Wait! There is something else.
且慢！事情還沒完。