From this we see that the resistance to further acceleration becomes infinite when v approaches c-hence cis the ultimate speed.

从这个公式中可以看出，当v接近于c时，更进一步加速所产生的阻力变得无限大-所以c是极限速度。

youdao

From this we see that the resistance to further acceleration becomes infinite when v approaches c-hence cis the ultimate speed.

从这个公式中可以看出，当v接近于c时，更进一步加速所产生的阻力变得无限大-所以c是极限速度。

youdao