If no agreement was reached, the army would step in.

如果达不成协议，军队将会干预。

《柯林斯英汉双解大词典》

The lock-out could resume if no new contract agreement is signed.

如果不签定新的合同协议，闭厂停业可能再次发生。

《柯林斯英汉双解大词典》

If no one helps him, he may end up being a beggar.

如果没有人帮助他，他最终可能会成为一个乞丐。

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