Polymethacrylonitrile
[化] 聚甲基丙烯腈
🗣️ 情景例句
I don't know haw that could have happened.
我不知道怎么会发生那样的事。
What's your favorite sport?
你最喜欢什么活动？
Her shopping had tired her and her basket ad grown heavier with every step of the way home.
去商店买东西把她搞得筋疲力尽；在回家的路上，她每走一步，就感到手里的篮子又重了一点。