Polyether ether ketone ketone (peekk)
[化] 聚醚醚酮酮
🧩 词语组成解析
n. [化]聚醚,多醚
ether
['i:θə]
n. <化>醚;the ether 苍穹;苍天;太空;
ketone
['ki:toʊn]
n. 酮;
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
It's a good investment.
这是一项好投资。
I was moved. = I was touched.
我很受感动。
You have a very good memory.
你的记性真好。