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
And I also have a little surprise for you, Robbie.
我也有一个小小的惊喜给你，Robbie。
What do you do in your spare time?
闲暇时，你干些什么？
We've still got a little food and water and maybe by tomorrow morning the weather will have cleared up.
我们还有一点食物和水，也许到明天早上，天就会晴了。”