His words were full of sincerity.

他的话充满了诚意。

Her heart was touched by his sincerity.

她的芳心被他的真诚打动了。

We should treat everyone with sincerity.

我们应该以诚意对待每一个人。

She tried to assure him of her sincerity.

她试图确保他相信她的诚意。

We need to solve this problem with sincerity.

我们需要用诚意来解决这个问题。

His apology was perfunctory and lacked sincerity.

他的道歉很敷衍，缺乏诚意。

They decided to apologize to the customers to show sincerity.

他们决定向客户道歉，以示诚意。

He uncritically accepted the praise without questioning its sincerity.

他不加批判地接受了赞美，没有质疑其真诚。

His statements contradict themselves, making people doubt his sincerity.

他的声明前后自相矛盾，让人怀疑他的诚意。

Despite his glib talk, he couldn't convince anyone of his sincerity.

尽管他油嘴滑舌，他还是无法让任何人相信他的真诚。