Poly(ether-ketone)
[化] 聚醚酮
🗣️ 情景例句
When was your last complete physical?
上一次全身检查是什么时候？
I really don't think this weather will last.
我确实认为这样的好天长不了。
Meanwhile, a number of university students have volunteered to drive buses while the strike lasts.
与此同时，有一部分大学生自愿在罢工期间驾驶公共汽车。