nine out of ten

基本解释

Of those polled, nine out of ten said they preferred the new product.
百分之九十的被调查者说，他们喜欢新产品。
Once Vietnam reaches middle income country levels, possibly as early as 2010, more than nine out of ten East Asians will live in a middle-income country.
越南有可能2010年就达到中等收入国家的水平，届时东亚地区就会有超过十分之九的人口生活在中等收入国家。
So grab a pencil—this self-check is easy, says study author Heejung Bang, PhD, of Weill Cornell Medical College, but it can find nine out of ten people at risk for dangerous blood sugar problems.
威尔康奈尔医学院研究报告作者西君·邦博士说，请拿起一支铅笔，做个测试。这种自我体检很简单，但是它能够从十个人中找出九个有危险血糖问题的人。

Almost nine out of ten also said they always wash after using the bathroom at home.
Those of you who are right-handed, which comprises about nine out of ten people, have language in your left hemisphere.
大约九成的人,都是右利手,他们的语言功能定位于左半球
耶鲁公开课 - 心理学导论课程节选
So, I have to check for that, but nine times out of ten there's not going to be a problem so now let's do this.
所以，我需要做一个检查,但是通过十有八九,这不会出现问题，现在我这样处理。
哈佛公开课 - 计算机科学课程节选

Nine out of ten residents had been in Los Angeles less than fifteen years.
FORBES: Howard F. Ahmanson, And the Rise of Los Angeles As a Global Economic Powerhouse