Polysoap
聚皂(高分子表面活性剂)
🗣️ 情景例句
I understand you used to be in the construction business,
听说你过去从事建筑业
What shall I send hin for his anniversary?
我要送他什么东西作为周年纪念礼物？
The best-known movie awards are the Academy Awards.
最著名的电影奖是奥斯卡金像奖。