Would they live for years and years if no one helped them?

如果没有人帮助他们，他们会活很多年吗？

youdao

The house will fall soon if no one does some quick repair work.

如果没有人做一些快速的修补工作，这所房子将很快倒塌。

youdao

It would be a shame if no one shows up because there isn't enough publicity.

如果因为宣传不够而没有人出席，那就太可惜了。

youdao

If no other state decided to leave, then South Carolina would secede by itself.

VOA: special.2009.07.16

If nothing is touching the body, there are no forces on it, with one exception which is, of course, gravity.

如果没有实体接触,那么它就不受作用力,当然一个例外那就是引力

耶鲁公开课 - 基础物理课程节选

It seems as if no other websites existed for teenagers except the website created by Harris and Klebold, the two shooters in that case.

就好像就没有别的适合年轻人的网站了,他们眼里只有Harris和Klebold所建立的网站，也就是本案里的两个枪击者。

麻省理工公开课 - 媒体、教育、市场课程节选

If no candidate wins an absolute majority, a runoff will be held Aug. 11.

NPR: Mali Sets Date For Presidential Election In July

It may seem as if no one in their 20s can get a job these days.

FORBES: Teens Are Getting More Optimistic About Their Financial Future

If no agreement is reached, United must petition the bankruptcy court to impose concessions.

FORBES: Deathwatch