🧩 词语组成解析
a. 聚乙烯基的
n. 甲醛\\n[化] 甲醛
🗣️ 情景例句
During our stay in London, we visited Buckingham Place.
我们在伦敦逗留期间参观了白金汉宫。
He failed the examination but he didn't seem to care.
他考试不及格却似乎并不在乎。
How do you go to work everyday?
你每天怎么上班？