"I'm sorry," she replied insincerely.

“对不起，”她敷衍地说。

He and I are ambiguous between the insincerely.

我和他之间的暧昧都是言不由衷。

To talk or act insincerely or misleadingly; equivocate.

不忠实地或误导地说或做。

To compliment excessively and often insincerely, especially in order to win favor.

尤指为了博得欢心的过分地且常常为不真诚地赞扬。

A joyous insult carries more affection and love within the sentiments which are expressed insincerely.

一个开玩笑的骂人话表达的爱意会比那些不真诚的肉麻话表达出来的爱意更深呢！