Polyether ketone ketone (pekk)
[化] 聚醚酮酮
🧩 词语组成解析
n. [化]聚醚,多醚
ketone
['ki:toʊn]
n. 酮;
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
Football players are always popular with the ladies.
足球队员往往很讨女生的喜爱。
We should be aware of different styles of communication according to different cultures.
我们应该意识到根据不同的文化会有不同的交流方式。
Are they your books?
这些是你的书吗？