On the top of the nano are a Sleep/Wake button and shuffle-like Volume Down and Volume Up buttons.

在 nano 的顶部有个睡眠/唤醒按钮以及和 shuffle 类似的音量降低和音量升高按钮。

i-sleep, a comfortable soft pillow which can be attached on the top of each leptop and functiones like a rescue west in an airplane – with the difference…it really saves us.

i-sleep（译注：谐意我睡了）是一款舒适柔软的枕头，可以附着在任何一台笔记本电脑上，其功能就像飞机上的救生衣一样——差别是……它真能挽救我们。

Children who strive for excellence tend to be seen as those who make extra sacrifices, like getting less sleep or adopting poor eating habits, in a search for top grades.

人们认为，争取优秀的孩子为了追求高分，一般都要做出额外牺牲，比如睡得少，或者养成糟糕的饮食习惯。

I'm already at the end of my rope. Some nights I don't sleep a wink. John manages to sleep like a log even when the babies are screaming at the top of their lungs.

我受的苦已经够多了。有时候我整夜都没法合眼。约翰睡得很死，即使孩子们大喊大叫也不会把他吵醒。