`git diff --word-diff` solves this by showing changes inline. Example: https://blog.ipspace.net/2020/04/git-tip-word-diff.html
I wish github would also implement word-diff option.
Edit: Github actually does some form of word-diff! See example here: https://github.com/chaoxu/chaoxu.github.io/commit/6d9ab6eefc...
I also looked up how word-diff work with Chinese language. Found a useful stackoverflow link with other suggestions.
https://stackoverflow.com/questions/26135133/git-word-diff-o...