Hexamethylene formal
[化] 甲醛缩己二醇
🧩 词语组成解析
n. [化]环己
formal
['fɔ:məl]
adj. （学校教育或培训）正规的;方式上的;礼仪上的;
n. <美>须穿礼服的社交集会;<口>夜礼服;
🗣️ 情景例句
Quality time.
高品质时光。
It's nothing.
小事情；不足挂齿。
The assistant asked him to leave, but Dickie paid no attention to him and requested to see the manager.
店员让迪基走开，他置之不理，并要求见经理。