Polyenanthoamide
聚庚酰胺
🗣️ 情景例句
Excuse me, are you Mr. Peter from England?
对不起，请问你是英国的皮特先生吗？
I don't want to cause any trouble.
我不想给人家添麻烦。
The dentist is very busy at the moment.
牙科医生这会儿很忙。