格言大意：如果每天能除旧更新，就要天天这样做，不断这样做。

Main Idea: If you can do away with the old and bring in the new, you should do it every day without stopping.

youdao

格言大意：如果每天能除旧更新，就要天天这样做，不断这样做。

Main Idea: If you can do away with the old and bring in the new, you should do it every day without stopping.

youdao