Polyphenyl
聚苯
🗣️ 情景例句
there isn't any work for a retired person my age.
没有我这种年纪的退休老人的工作。
She insists that it doesn't make any difference to her.
她坚持对她没有任何差别。
This greatly reduced the speed of the ship,
这样一来，大大降低了船的航速。