Metaformaldehyde
[化]变甲醛, 聚甲醛
🗣️ 情景例句
Robbie, you're something!
Robbie，你真是有骨气！
There are many people I'd like to thank.
我想感谢很多人。
It was one of the biggest buildings of all time and a lot of people from many countries came to see it.
它是有史以来最高大的建筑物之一，因此，人们从各个国家纷纷前来参观。