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
Dad, your famous apple pie.
爸爸，你最着名的苹果派。
He deserves not the sweet that will not taste the sour.
吃过苦头，才配享受。
That's terrible.
真糟糕！