Polys
n. [医]多形核白细胞：多形核白细胞的俗称。见neutrophil( poly的复数形式 ); polyethylene 聚乙烯; polymer 聚合物; copolymer of vinylidene fluoride and tetrafluoroethylene 亚乙烯氟四氟乙烯共聚物（科技符号）
🗣️ 情景例句
Like it's such a big deal.
就好象有什么大不了似的。
Every man has a fool in his sleeve.
聪明一世，糊涂一时。
The book is protected by copyright.
该书受版权保护。