Polymethyl methacrylate
[建] 聚甲基丙烯酸甲酯
🧩 词语组成解析
methacrylate [化]聚甲基丙烯酸甲酯
n. 甲基丙烯酸酯；异丁烯酸甲酯
🗣️ 情景例句
It's no secret my wife is expecting a baby.
我老婆快生孩子了，这又不是什么秘密。
It seems he knows everything.
看起来他好像知道一切事情。
Experts believe that there are about 40,000 different types of job in the world. Choosing the right one is a difficult job in itself.
专家们认为世界上大约有4万个不同种类的工作。要从中选择一个适合自己的工作是很困难的。