Poly(ether-ketone)
[化] 聚醚酮
🗣️ 情景例句
I hope he's good when we're away.
我希望我们不在的时候他很乖。
I have a fetish for flowers.
我非常喜欢花儿。
He took off the first shoe and threw it on the floor.
他脱下第一只鞋子，把它丢在地板上。