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
He has a white-collar job.
他做的是白领工作。
But it's supposed to get cloudy and windy again this afternoon.
但是，据说今天下午又要转阴刮风了。
It is animals and plants which lived in or near water whose remains are most likely to be preserved,
只有生活在水中或水边的动植物尸体最有可能被保存下来，