Poly(ether-ketone)
[化] 聚醚酮
🗣️ 情景例句
It might be simpler and less expensive .
这样可能比较简单而且省钱。
Your words strengthened my heart.
你的话增加了我的勇气。
Look into the river, said the monkey. There he is! See his head?
“往河里看，”猴子说，“他就在那里！看见他的头了吗？