Polyhexamethylene formal
[化] 聚亚己基缩甲醛
🧩 词语组成解析
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
You know, it hung over my crib, too.
要知道 ，我的小床上也曾有过它。
Buyers always pay great attention to packing.
买方通常很注意包装。
I joined in the march and we were marching peacefully along and then the police came up.
我参加了游行，我们以和平的方式往前行进，这时警察突然来了。