Polyolefin
n. [化]聚烯烃
🗣️ 情景例句
Is that OK?
可以吗？
How much is a hair cut?
剪一次头发要多少钱？
The sides of the dish were so smooth that it was almost impossible to attach hawsers and chains to the rim without damaging it.
盘子四边十分光滑，要在盘边拴上绳索或链条而同时又不损坏它是很难办到的。