Prepolycondensate
预缩聚物
🗣️ 情景例句
May I talk to you about something that's bothering me?
我能和你谈一件让我挺烦心的事吗？
Excuse me, can you alter this jacket for me?
请原谅，你能替我修改这件短上衣吗？
Lying and stealing are immoral.
说谎和偷窃都是不道德的。