The key thing to remember about random variables is that actual observations are centered around an average, or mean value.

对于随机的变化关键要记住的是，实际的观测资料都在平均数或者中间值周围。

youdao

Although requests for CPU resources are on a steep curve, the actual usage is staying at around 100 CPU units.

虽然CPU资源的请求在一条陡峭的曲线上，但是实际使用却处于100 CPU单元左右。

youdao

Barry, whose actual identity remains unknown, was born somewhere around 1795.

巴里大约出生于1795年，她的实际身份仍然没有人知道。

youdao

They may have the kids go around measuring doorways,windows, things like that or they are going to use something like money,actual cash."

VOA: standard.2010.08.10

Usually a one-day event, the celebration continued for several days around the actual holiday.

VOA: standard.2010.04.25

It may possibly mean the actual difference around a sale in addition to a lost buyer.

FORBES: Fee Alert: Verizon Tacks On $2 For Phone And Online Bill Pay

Like every guy I know, I stopped reading actual books around the time DSL replaced AOL. Simmons also writes incredibly long.

FORBES: iPads In The Enterprise Aren't Overhyped. They're Properly Hyped.

The average book value of the life firms' shares is now equivalent to 14, 900 on the Nikkei 225 stockmarket average, compared with the Nikkei's actual level of around 20, 600.

ECONOMIST: Japanese insurance