Polyphenyl
聚苯
🗣️ 情景例句
What line of work are you in?
你做哪一行的？
If you want some shoes, look under the bed.
如果你要鞋子，就在床底下。
As she is not rich, the chances that she will ever be able to afford such purchases are remote;
由于她并不富裕，她买得起这些服装的可能性十分渺茫。