During ancient Roman times, a man gave a "truth ring" to a woman as a way of claiming her for his own.

在古罗马时期，男人会送给女人”真爱戒指”以代表将女人据为己有。

youdao

His explanation has a ring of truth about it.

他的解释听上去真实可信。

《牛津词典》

Looks like Nicole figured out the Truth About Diamonds: they're a lot of fun to wear on your ring finger!

妮可似乎发现了钻石的真相：那就是戴在手上确实闪耀无比！

youdao

While Steve Jobs is certainly capable of being peevish and capricious, his criticisms have the ring of truth.

FORBES: Ending Apple And Adobe's Feud

Unlike most of the promotional items retailers put out, this one has the ring of truth to it.

FORBES: Target + Neiman Marcus And A Lesson In Multichannel Retailing

This observation that the Net provides massive consumer surplus but not enough real commerce enjoys a ring of truth.

FORBES: Tyler Cowen's Techno Slump