It's still rather more expensive than I thought.这里的rather th

很高兴为你解答。
保证正确率~!

【解析】：

It's still rather more expensive than I thought。
它还是比我想的贵得多。

这里的 rather 不是构成 rather than 的结构。
这里的 rather more expensive = much more expensive 贵得多。
是rather 修饰 形容词/副词的比较级,表示“。。。的多”。
如：He runs rather faster 。他跑地快多了

祝开心~!