沉湎于

I was wallowing in the luxury of the hotel.

我沉湎于豪华奢侈。

She wallows in nostalgia for the past.

她沉湎于对过去怀恋。

They abandon themselves to drinking.

他们沉湎于饮酒。

So take advantage of the moonless skies in the evenings this week, and go stargazing.

所以乘这个星期夜晚有月亮，尽情让己沉湎于星辰吧。