您可以使用 change 命令替换整行，并使用 -i 标志使就地更改.例如，使用 GNU sed:

You can use the change command to replace the entire line, and the -i flag to make the changes in-place. For example, using GNU sed:

sed -i '/TEXT_TO_BE_REPLACED/c\This line is removed by the admin.' /tmp/foo