Polymethacrylate
聚甲基丙烯酸酯
🗣️ 情景例句
Well, it isn't the Watermill Inn,
算了，这不是Watermill Inn，
Great men have great faults.
伟人也会铸大错。
If we remain inveterate smokers, it is only because we have so often experienced the frustration that results from failure.
如果我们烟瘾大，戒不掉，那是因为屡戒屡败，失去信心。