生命的遗迹 meaning in Chinese

trace of life
vestige of life

“ now , one of the most arresting facts i have ever learned is that life goes back as far in earth history as we can possibly trace it … . in other words , in the very oldest rocks that stand a chance of showing signs of life , we find those signs - those vestiges - of life
“我所知道的当今最令人叹服的事实是，在地球史上生命源自久远…换言之，在远古岩石中有生命迹象，我们找到了那些迹象生命的遗迹。 ”