Polymethyl
methacrylate [化]聚甲基丙烯酸甲酯
🗣️ 情景例句
The world could be heading for an economic recession.
世界也许正在走向经济衰退。
I'm too excited.
我太兴奋。
Thank you, everyone. Please come in, said Ann.
“感谢你们大家。请进来”安说。