sit around: 无所事事
They sit around and smoke, drink tea and talk.
大家围坐在一起，抽着烟、喝着茶、聊着天。
It would be selfish to sit around and mope while expecting them to adjust.
如果闷闷不乐地无所事事，而指望他们去调整，这是自私的。

hang out: 闲逛
At my unit, every day we just sleep and hang out together.
在我的部队里，每天我们就是一起睡觉和出去玩。
Maybe it's your grandma or the guy you hang out with at your job at the mall.
可能是你的外婆，或者是你工作的超市里跟你一起闲逛的小伙子。

wake up: 醒来
Keep the room dark when you wake up.
当你醒了要保持室内黑暗。