Pentadecylene diacid
[化] 十五烯二酸; 十五碳烯二酸
🧩 词语组成解析
n. [化]二酸\\na. [化]二价酸的, 二酸的
🗣️ 情景例句
Is this harmful to kids?
这对孩子有害吗？
You should wear a lightweight suit, It's hot today.
你应该穿一套薄一点的套装，因为今天很热。
No matter how hard I tried, it was impossible to fill this beautiful pen with ink and to this day it has never written a single world!
然而不管我如何摆弄，那枝漂亮的钢笔就是吸不进墨水来。直到今天，那枝笔连一个字也没写过！