Don't desert me in my hour of need.
不要在我困难的时候离开我。
Why did you desert teaching for politics?
你为什么弃教从政呢？
As usual at that hour, the place was deserted.
跟平常那个时刻一样，那地方空荡荡的。
Large numbers of soldiers deserted as defeat became inevitable.
战败已成定局，许多士兵开小差跑了。
Her courage seemed to desert her for a moment.
她一时间似乎失去了勇气。