This apartment sure is a step-up from the awful place you used to live in.

这间公寓跟你以前住的烂地方比起来，当然要高级些。

go to one's head 冲昏了头；使（人）沾沾自喜

这个俚语表示某件事闯入了某人的心中、脑袋中，冲昏了他的头，使得他沾沾自喜。

That promotion just went to his head, and he never talked to his old friends again.

那次升迁冲昏了他的头；他从此不再理老朋友了。
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