Polymethacrylate
聚甲基丙烯酸酯
🗣️ 情景例句
And the price is right.
而且价格也合适。
Downy lips make thoughtless slips.
嘴上没毛，办事不牢。
He became mortally ill a few months before we had planned to go and,
就在他计划回国的前几个月，他突然身患绝症。