Polyvinylidene
a. [化]聚偏二乙烯的
🗣️ 情景例句
You're kidding.
在说笑吧。
Sober up!
清醒点！
At least sorting out the things she should have discarded years ago was now being made easier for her.
这样一来，她倒是容易将那些几年前就该扔掉的东西找出来了。