hardly ever表示一种否定的频率，“几乎不做某事、做某事频率很小”，是一个一个频率副词，相当于rarely，seldom，almost never等。
很少(几乎从不,难得)
例句与用法:
You hardly ever see owls in the daytime.
白天几乎看不到猫头鹰.
I have hardly ever been out of this city.
我几乎未曾离开过这个城市。
My grandfather loves his island.He hardly ever sets foot in the city.
我祖父热爱他那个小岛，他几乎从不进城来。
I hardly ever see them nowadays.
近来我很少见他们。
Peter is hardly ever late.
玛丽几乎从不迟到。
He hardly ever(ie very seldom)goes to bed before midnight.
他很少在午夜以前就寝.
