Pek
[化] 聚醚酮
🗣️ 情景例句
We accepted their challenge to a baseball game.
我们接受了他们棒球邀请赛的挑战。
No answer is also answer.
不回答也是一种回答。
If you put on C.O.D., we'll have to go elsewhere.
如果你要C.O.D.的话，我们只有找别家公司。