如果你的答案是大约一个小时，那么也许你是世界上最快乐的青少年之一。
If your answer is about one hour, then maybe you are one of the happiest teenagers in the world.
“对于第一个实验对象，经过大约20小时的训练，他的数字跨度从7上升到20。”爱立信回忆道。
"With the first subject, after about 20 hours of training, his digit span had risen from 7 to 20," Ericsson recalls.
存在这样的裂缝，一个普通房屋里大约每小时会置换一次新鲜的室外空气。
Because of such leaks, the air in an average home was replaced by fresh outdoor air about once an hour.
从我家到机场乘公共汽车大约要一个小时。
从这里步行到白云山的山顶大约需要一个小时。
It takes about an hour to walk to the top of the Baiyun Mountain from here.
大约半小时后，一个中年人急急忙忙跑到温斯顿跟前说：“就是你！”
About half an hour later, a middle-aged man rushed to Winston in a hurry and said, "It's you!"
不到一个小时，马尔琴科和他的团队就看到了大约13英尺高的海浪。
Within an hour, Marchenko and his team saw a wave that was about 13 feet high.
他透过摇下的车窗，在一辆停着的车的前座上发现了一个钱包，于是在雨中守了大约两个小时，等待车主回来。
After spotting a wallet on the front seat inside a parked car with its window down, he stood guard in the rain for about two hours waiting for the owner to return.
通过一个脚本(大约)每20分钟发出这个命令一次，然后计算在一小时的稳定状态期间的平均值。
This command was issued with a script every 20 minutes (approximately), and the resulting data then was averaged over the one-hour steady state time period.
一项研究表明，大约一半的小学生可以调整他们每天的睡觉起床时间一小时，但更大的改变会成为一个挑战。
In one study, about half of school pupils were able to shift their daily sleep-wake schedules by one hour.But significant change can be a challenge.
每个人一天大部分时间都关在囚室里，孩子们大约有一个小时的课可以上。
Everyone was cooped up in cells for most of the day, and the children had only an hour or so of lessons.
一项研究表明，大约一半的小学生可以调整他们每天的睡觉起床时间一小时，但更大的改变会成为一个挑战。
In one study, about half of school pupils were able to shift their daily sleep-wake schedules by one hour. But significant change can be a challenge.
一个工作站填充整个列表需要花大约3小时20分钟。
For a single workstation to populate the entire list takes about 3 hours and 20 minutes.
大约巡逻了三个小时，我们走到一个人迹罕至的十字路口。
Some three hours into the patrol we reached a deserted crossroads.
如果你使用一个没有用过或大约6小时没用的水龙头，首先要开着水龙头让水流出来，冲洗水管，直到水变得跟正常一样冷。
If you're using a faucet that hasn't been in use for the past 6 hour or some, first flush the piped by letting the cold water run until it's as cold as it will get.
在厄尔尼诺现象期间，暴风会使地球的自转速度慢下来，大约是每24小时减慢一个毫秒的几分之一。
During El nino events, strong winds can slow Earth's rotation by a fraction of a milli-second every 24 hours.
一个美国研究发现，平均下来，一名脑力劳动者每天大约有2.1小时处于分心状态。
One American study found that interruptions take up 2.1 hours of the average knowledge worker's day.
更令人开心的是，一路上我们都能看到Dani在另外一条结组线路上红点（redpoint），一个接着一个，攀爬了大约五个小时。
To make it even better we had a view all the way up of Dani redpointing each of the pitches on his route, one after the other over about five hours.
我们就又玩起了X盒子。大约九点的时候，我们听到一个朋友的父母回来了，比预期的时间早了一个小时。
Later we got back on the X-Box and started playing, I think it was Halo when we heard my friend's parents get home, it was about 9 PM, about an hour early.
以上这些数据与iphone4差距大约都在一个小时以内，除了一项：iphone 4承诺可以待机300个小时，足足比iphone 4s多了50%的时间。
All of those Numbers are within an hour or so of the iPhone 4, except for one. The older phone's specifications promise 300 hours of standby power: a full 50% more than the 4s.
对于石膏板，大约要两三天，而玻璃纤维夹板则仅仅只用一个小时。
This generally takes two or three days for plaster casts, and an hour for fiberglass casts.
M：有过，我在一个比萨饼店每周工作大约20个小时。
M: Yeah. I worked about 20 hours a week in a pizza restaurant.
“如果我们不得不撤退的话，我们只有很短的一个时间段，大约48个小时，”艾伦说道。
"If we have to evacuate the scene we're probably looking at a very limited window, something around 48 hours," said Allen.
如果您只有一个应用程序，或者您所有的应用程序在运行时迁移之前已经进行了迁移，那么滚动迁移将会在大约几个小时或几天内完成。
If you have a single application, or if all your applications are migrated prior to the run time migration, the rolling migration may be accomplished in a matter of hours or days.
而另一个大众选项，奥卡纳根山谷，位于向东大约四小时车程，同时还有着一种完全不同的小气候，更像纳帕和维拉·米特山谷的那种。
Another popular getaway is Okanagan valley, about a four-hour drive east with a completely different microclimate - more like Napa or Willamette valleys.
死于心脏病发作的人中，大约有一半死于开始出现症状的一个小时内和他们到医院之前。
Of the people who die from heart attacks, about half die within an hour of the first symptoms and before they reach the hospital.
死于心脏病发作的人中，大约有一半死于开始出现症状的一个小时内和他们到医院之前。
Of the people who die from heart attacks, about half die within an hour of the first symptoms and before they reach the hospital.
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