The salesman smooth-talked the old lady into buying a set of pots she didn't even need.

smooth-talked 是动词 smooth-talk 的过去式，由形容词 smooth（圆滑的、流畅的）和动词 talk（说话）组成，字面意思是"用圆滑的方式说话"，引申为"用花言巧语说服"。 smooth-talk 这种复合动词通常带有贬义，指用精心设计的、看似合理但实际上带有欺骗性的语言来说服他人。