Polyvinylidene
a. [化]聚偏二乙烯的
🗣️ 情景例句
How are you at mixing cocktails?
你喝混合鸡尾酒方面功夫如何？
It is more blessed to give than to receive.
施恩比受惠更有福。
Judges, however wise or eminent, are human and can make mistakes.
法官无论如何聪明与有名，毕竟也是人，也会出差错的。