Polynonamethylene formal
[化] 聚亚壬基缩甲醛
🧩 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
They'll just make him sad.
那些只会让他悲伤。
Photography is an expensive hobby.
摄影是门花费很多的爱好。
In towns that are near the sea, the tiny lanterns which had been hung in the streets the night before, are placed into the water when the festival is over.
在靠海的城镇中，头天夜里挂在大街小巷的小灯笼在节后就放在了水里。