Polyethylenes
(polyethylene 的复数) n. 聚乙烯\\n[化] 聚乙烯
🗣️ 情景例句
After you.
请先走。
Better master one than engage with ten.
精通一事胜于会十事。
'My dog had taken in into the garden.He often does this!'
“我的狗把它弄到花园里去了，他常干这种事！”