Secretary Clinton says the process of getting Iran to submit to inspections and to get rid of its enriched uranium is not "finished until it's finished" and that it is not clear whether the Iranian government is sincere about wanting to resolve the dispute.

VOA: standard.2009.10.06

The mouth moves up, particularly if somebody is attacking their record or ridiculing them, and they'll smile and--but it's not a sincere smile.

嘴唇移动，特别当有人攻击他们的记录,或嘲笑他们时，他们会微笑，但不是真诚的微笑。

耶鲁公开课 - 心理学导论课程节选

They could say, "Oh, disease," but these reasons tend not to be sincere.

他们可以说”会传染疾病“,但这些理由只是托辞。

耶鲁公开课 - 心理学导论课程节选