He is considered one of, if not the best basketball player ever. 为什么会有if not?什么意思呢?
He is considered one of if not the best basketball player ever
他被认为是有史以来最好的球员之一
If not
Used to suggest that something May be even larger,More important,
Than was first started,If you accept my answer
Please give me A,Thumbs,Up
Thank you very much
它意味着更加重要,更加强调的意思