如果没有一个语境，我会以为这是由一个男人写的。

Without a context, I would have assumed it was written by a man.

《柯林斯英汉双解大词典》

如果没有一个过程，那么工具的引入就会失败。

Without a process, the introduction of the tool is likely to fail.

youdao

如果没有一个合法的身份，这些组织并不能很好的发挥作用。

Without a legal identity, the other organizations cannot function well.

youdao

If a photon which has no mass can behave as a particle, does it follow then an electron which has mass can behave as a wave? 1920.

如果一个没有质量的光子,能像粒子一样运动，那么它能像一个,没有质量的电子那样以波的形式运动吗。

麻省理工公开课 - 固态化学导论课程节选

If you connect the body to a spring, which is neither compressed nor extended, there's no force acting on it.

如果将一个弹簧连在这个物体上,弹簧既没有被压缩也没有被拉伸,也不会有力作用在它上面

耶鲁公开课 - 基础物理课程节选

If a photon, which has no mass, can behave as a particle --And we know this.

如果一个没有质量的光子，像粒子一样运动--，我们知道这个。

麻省理工公开课 - 固态化学导论课程节选