I never slept in their bed not that I would have wanted to.

我从来没有睡在他们的床上，我也不想睡。

youdao

I must have slept in an awkward position—I'm aching all over.

我肯定睡的姿势不舒适—我全身疼痛。

《牛津词典》

I slept my first peaceful sleep in three weeks.

三个星期以来我第一次睡了一个安稳觉。

《新英汉大辞典》

I feel like I haven't slept in days.

我觉得我好像几天没睡觉了。

so that 实战 - SpeakingMax英语口语达人

For the 4S, I slept in on delivery day.

FORBES: iPhone 4S: Would Steve Have Stood in Line? No!

Mr. PAUL BROWN: (Singing) Well, last night I slept in the open, down by a redwood tree.

NPR: Jazz Guitarist Paul Brown and 'The City'

Rod and I stopped there and lounged among the flowers, in a dry westerly wind, talking about the downland poet Edward Thomas, the downland painter Eric Ravilious, and why I should never have slept in Chanctonbury Ring.

BBC: England��s ghostly South Downs Way