时间戳记在多个单元格一起更改时更改的每一行（例如，使用自动填充）

Screen shot of what I want:

我想要的屏幕截图:

I want to time stamp each line as a change gets made so I can upload to a central file all lines that have been updated after a certain time. Since one asset might have multiple rows for each sub component, the user can fill in one line and autofill/copy paste to the relevant lines beneath. The rows might not be in a continuous range (e.g. when filtered).I