睡过头

I shall probably oversleep as I am not used to getting up so early.

我很可能会睡,为我不习惯这么早起。

I’ve got a new alarm clock so there’s no fear of me oversleeping again.

我有了一个新闹钟，这样我就不再担心会睡了。

The inference I’ve drawn from his lateness is he overslept.

从他来我得出的结论是他睡了。

He is afraid of waking up late, so he always has an alarm on his bedside table.

他怕睡，总是在床小几放一个闹钟。