Polyolefin
n. [化]聚烯烃
🗣️ 情景例句
Thank you.
谢谢。
The butter has an odor of cheese about it.
奶油的周围飘荡着干酪的味道。
The towers are further apart at the top than at the base, but this is no mistake.
两座塔楼的楼顶之间的距离比楼底之间的距离要大一些，但是这并不是错误。