沉湎于

I was wallowing in the luxury of the hotel.

我沉旅馆的豪华奢侈。

She wallows in nostalgia for the past.

她沉过去的怀恋。

They abandon themselves to drinking.

他们沉饮酒。

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

所以乘这个星期的夜晚有月亮，尽情的让自己沉星辰吧。