What I do on my own time is nobody else? S business.

我在自己的时间里干什么根本不关别人的事。

youdao

What is everybody 's business is nobody 's business except the journalist 's.

凡属大家的事儿就等于是没人管的事儿——除了新闻记者对这些事儿感兴趣。

youdao

Nurse Kristi Edmondson thinks her smoking habit is nobody's business but her own.

VOA: standard.2010.02.18

The libertarian says nobody else is harmed,nobody else's rights are violated, so the state should get out of the business entirely of trying to promote virtue or to enact morals legislation.

自由主义者认为,其他人没有因此受到伤害，也没被侵权，所以政府不应该插手此事,不该试图立法弘扬道德。

耶鲁公开课 - 公正课程节选

"It's nobody's business but his, " he said.

CNN: Actor's toughest role

That's nobody's business but the Turks.

NPR: Serenading Science In A New Rock Album

Ms. HOLIDAY: (Singing) If I should take the notion to jump into the ocean, ain't nobody's business if I do.

NPR: 'With Billie': A Jazz Great, As Others Saw Her