Noblen
丙烯均聚物
🗣️ 情景例句
Robbie's right.
Robbie说对了。
When the police arrived, I was doing the housework.
当警察来的时候，我在做家务。
Hardly anyone can positively enjoy sitting in a train for more than a few hours.
很少有人能够真正喜欢坐几个小时以上的火车。