踩到别人或踩食物被看作是一种侮辱的行为。

Stepping over someone, or over food, is considered insulting.

youdao

我只是一个普通人，所以当我受到侮辱的时候，我感到很难受。

I'm human like everyone else, so when I am insulted, I'll feel bad about that.

youdao

至于我，虽然我为凯瑟琳难过，却不能不把这一段从受侮辱的压迫中解脱出来的时间当作一个假期哩。

For me, grieved as I was about Catherine, it was impossible to avoid regarding this season of deliverance from degrading oppression as a holiday.

youdao

She'd think he did it! It would be better to be the boyfriend, and act outraged, and tear the funhouse apart. Not act; be.

她还会以为就是他干的呢，当那个男朋友就更好了，可以做出受了侮辱的样子，把开心馆闹个天翻地覆。

耶鲁公开课 - 1945年后的美国小说课程节选

and I had to insult him in Shakespearean English. I said,

而且我不得不用莎士比亚英语侮辱他。我说的是，

记忆犹新的作品 - SpeakingMax英语口语达人

So, there are multiple ways, at multiple levels, that Nabokov is defending his work in this afterword. For one thing, he insults the publishers.

因此，在这篇后记中，纳博科夫在多种不同层面上,为他的作品辩护，一方面，他侮辱他的出版商。

耶鲁公开课 - 1945年后的美国小说课程节选