Polypentamethylene formal
[化] 聚亚戊基缩甲醛; 聚戊二醇缩甲醛
🧩 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
Say, don't I know you from somewhere?
我是不是在哪里见过你？
If only our team had scored one more point.
要是我们队多得一分就好了。
Admittedly it was an unusual pie dish, for it was eighteen feet long and six feet wide.
这个馅饼盘子确实少见，有18英尺长，6英尺宽。