如果没人要这个，我们不妨给他吧。

If no one else wants it, we might as well give it to him.

《牛津词典》

如果没人拥有相关的资源，就没有人有兴趣去保护或培育它：鱼类就是最好的例子。

If no one owns the resource concerned, no one has an interest in conserving it or fostering it: fish is the best example of this.

youdao

如果没人盯着，我们倾向于松懈自己。

If no one is looking over our shoulder, we tend to let ourselves slack off.

youdao

This was a pretty unusual objective for a company with no capital and with no people and no anything.

通常一个公司不会定这样的目标,如果没钱，没人，一无所有。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

Right, if nobody stands, each and every possible candidate would do better individually, so any particular voter would do better standing.

没错,如果没人参选,每个可能的候选人单独都能做得更好,任一个特定选民都能通过参选而做得更好

耶鲁公开课 - 博弈论课程节选

If somebody says, "You know, nobody really believes they're going to die," they could mean one of two things.

如果有人说，没人真正相信他们会死“,这可能是两种意思。

耶鲁公开课 - 死亡课程节选