Copolymers
n. [高分子] 共聚物（copolymer的复数）
🗣️ 情景例句
This is a good deal: buy 1, get 1 free.
这可是个好买卖：买一送一。
Don't trouble trouble until trouble troubles you.
不要自寻烦恼。
Good idea! That is much better than watching a bad TV programme!
好主意！这比看破电视节目要好多了。