Poly(methyl methacrylate) (glass)
[化] 有机玻璃
🗣️ 情景例句
It doesn't take long for most pop icons to become yesterday's news.
大多数偶像明星很快就会成为昨日黄花。
The world is a ladder for some to go up and some down.
人间犹如一架梯，有人缘梯上升，有人顺梯下降。
I met Zheng Jie after one of his concerts about a week ago.
大约一周前，我在郑杰的一场音乐会之后见过他。