They show how often something happens or how often you do something.

它们表示的是某事发生的频率或你做某事的频率。

So how often do you listen to music?

你听音乐的频率是怎样的？

Prevalence is a noun that refers to how common something is, how often it happens.

" prevalence" 是一个名词，指某事有多常见，发生的频率有多高。

How often do flight attendants work?

空服员工作的时数有多高？

So, how often would you watch Bollywood and how often do you watch English?

你多长时间看一次宝莱坞电影，多长时间看一次英语电影？

" How often do you visit your mother? "

“你多久去拜访你母亲？”

How often do you come to GZ?

你多久来一次广？

Do you want to guess how often?

你想猜猜变了多少次吗？

How often do you break in here?

你多常闯进来一次？

How often do you clean this thing?

你多长时间清理一次这玩意儿？

Do you know how often No.2 runs ?

您知不知道2路车隔多久才来一趟？

So, how often do limited strikes even work?

那么，什么频率的精确打击才能产生作用？

Generally speaking, frequency means how often something repeats.

一般来说，频率是指某件事重复的次数。

So how often are you using this?

你多久用一次？

How often do you turn off your phone?

你多久会关掉手机？

But how often does that actually happen?

但这种情况发生的频率有多高呢？

How often do you go to the movies?

你多久去看一次电影？

Number three, smiling. How often do you smile?

第三，微笑。你多久会笑一笑？

How often do you cook burgers at home?

你多久在家做一次汉堡？

How often do you engage in your hobbies?

你多久做一次自己爱好的活动？