自从苹果公司于2009年修改会计标准之后，公司股票收入始终高于营收指标12% - 18%，浮动区间保持在6%以内。

Since Apple changed its accounting standards back in 2009, the stock has consistently beaten its revenue guidance in that tight 6% range between 12%-18%.

youdao

另一些股票可能上下浮动，因为它们反复无常。

And other stocks might jump up and down a lot because they're very volatile.

youdao

当时我只有十四岁，但我观察了数百只股票价格的浮动情况，通过比较股票当天的浮动情况与其他日子的差异，来测试自己的发现的准确性。

I was only fourteen, but after I had taken hundreds of observations in my mind I found myself testing their accuracy, comparing the behaviour of stocks to-day with other days.

youdao

If I wanted every stock to have the same volatility, I could just do that, if you will, at the time I wrote my program.

如果我希望每只股票的浮动值都相同，在我编写程序的时候，如果你愿意的话，我会这么做。

麻省理工公开课 - 计算机科学及编程导论课程节选

Saying, well, the market on average will go up a little bit, or go down a little bit.

导致了股票价格的浮动值不同,基本上股市平均是向上增长的或是向下跌了。

麻省理工公开课 - 计算机科学及编程导论课程节选

And other stocks might jump up and down a lot because they're very volatile.

另一些股票可能上下浮动,因为它们反复无常。

麻省理工公开课 - 计算机科学及编程导论课程节选