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
Have you been here to see Dr. Tyler before?
你曾来过泰勒医务所看过医生吗？
Janet got mad when she heard the false story.
珍妮特听到了虚伪的话，因而大发雷霆。
she rang up her daughter and asked for her help in what she described as a little spot of bother.
她只得打电话向女儿求援，说她碰到了一点儿小麻烦。