Let X(k) be a random walk,the waiting time Wn=inf{k;X(k)=n},Let Ti=Wi-Wi-1 and S(k)=WX(k)+1-WX(k).
以一种随机徘徊为例,说明由独立增量点过程的等待时间生成的两类随机量——点间间距、给定时刻前后两次事件出现的时间差——之间的关系。
The boy was swarming around me.
这个男孩在我周围徘徊。
He is always hovering around her.
他老是在她周围徘徊。
Kuei Chang-lin was walking to and fro on the veranda waiting.
桂长林还在游廊前徘徊。
hovering around the speaker's podium.See Synonyms at flutter
在演讲台边徘徊参见
The bee moved from flower to flower.
蜜蜂徘徊于花朵间。
I hear someone prowling around outside the window.
我听到有人在窗外徘徊。
Cows straggled along the lane.
牛散乱地徘徊在小路上。
I lingered about, and could not tear myself away.
我还在徘徊，不忍走开。
wander from a direct or straight course.
徘徊，偏离直达的路线。
She is hovering between life and death.
她在生死之间徘徊。
Be ready to launch forth, my heart! And let those linger who must.
准备起程吧，我的心！让那些必须徘徊的去徘徊吧。
Please do not loiter in one street after school.
放学后，请不要在街头徘徊。
I saw several boys cruising the street.
我看见几个男孩徘徊于街头。
She prowled back and forth in the small, old-fashioned room.
她在这间小小的老式屋里来回徘徊。
The boy wandered the neighborhood,looking for his dog.
那个男孩在四邻徘徊,寻找他的狗。
She linger after the concert, hoping to meet the star.
音乐会后她徘徊不去，希望能遇见明星。
The stranger who hangs around the building frightens me.
在楼前徘徊的陌生人惊吓了我。
