It wasn't so much that I disliked her as that I just wasn't interested in the whole business.

　　译文：

　　与其说我不喜欢她，不如说我对整件事都不感兴趣。

　　点睛：

　　该句中涉及“与其说…，不如说…”的表达，即not so much... as...。that引导的是介词as的宾语从句。thewhole business意为“整件事”。