Permalon
偏氯乙烯树脂
🔁 扩展释义
【化】 (商)混合聚合物纤维
🗣️ 情景例句
I was a member of the debate team.
我是辩论队的成员。
Man has not a greater enemy than himself.
人之大敌，自己而已。
His engine failed and he landed on the sea for the second time.
这次他又遭厄运，因引擎故障第二次降落在海面上。