英语翻译"随着时间的改变,你们的头发渐渐由黑变白...

1. your hair will turn from black into grey as time passes.
2. Passing time turns your hair from black to grey.

随着时间的改变,你们的头发渐渐由黑变白
=As the time flies, your hair would turn (grey) from black.

As time goes/passes by, your hair would slowly turn from black to white..

With time, more and more grey hair is seen on you.

As the time goes by,your hair turn white from black little by little.

As time goes by, your hair will gradually turn from black to gray