夜跑用英语叫作night run。它的来源可能源于人们经常在夜晚进行跑步锻炼的习惯。下面是一些英文例句和中文翻译：

例句1：

I love going for a night run because it's a great way to clear my mind and relax after a long day.

我喜欢夜跑，因为它是在结束漫长一天后清空脑子和放松的好方法。

例句2：

Some people find night runs to be more challenging because of the lack of light.

有些人发现夜跑更具挑战性，因为缺乏光线。

例句3：

If you're planning on going for a night run, make sure to wear reflective clothing and bring a flashlight.

如果你计划夜跑，请确保穿反光服装并携带手电筒。