Copolymers
n. [高分子] 共聚物（copolymer的复数）
🗣️ 情景例句
How many are there in your family?
你们家几口人？
Art lies in concealing art.
隐而不露即艺术。
I know that he's doing his best, but he says that he is a little weak in Chinese.
我知道他非常努力，但他说他的中文有点儿差。