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
Who's buying the drinks?
谁来买酒？
After dinner comes the reckoning.
吃喝玩乐，该付代价。
Bruce charged at it, but in the middle, the car came to a grinding half.
布鲁斯向水塘冲去，但车开到水塘当中，嘎吱一声停住了。