Polyoctadecamethylene formal
[化] 聚十八烷二醇缩甲醛
🧩 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
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
Zeal without knowledge is fire without light.
有热情而无知识，犹如有火焰而无光芒。
The tree was planted near the church fifty years ago, but it is only in recent years that it has gained an evil reputation.
该树是50年前栽在教堂附近的，但只是近几年才得到了一个坏名声。