How long has it been ? 300 , 400 years ?
咱们有多久没见了? 三、四百年?。
Then she asked, "How long has it been since you've had a drink of whiskey?"
接着她又问道：“你多长时间没喝威士忌了？”
Your Week Ahead: How long has it been since you were last touched by an angel?
你上一次被天使光临是多久以前的事了？
She comes up to the guy and says, "How long has it been since you've had a cigarette?"
她来到那个男人面前，说：“你多长时间没抽烟了？”
HSE LTI Days - Health, Safety and Environment Lost Time Incident Days, How long has it been since there was an LTI?
健康、安全、环保—主要是相关事故发生天数，以及上次发生事故距今天数。
Although origin in ritual has long been the most popular, it is by no means the only theory about how the theater came into being.
尽管戏剧起源于宗教仪式的说法目前是最被大众认可的，但这并非戏剧起源的唯一定论。
When a banded bird is recaptured and reported, we learn about its migration route, its growth, and how long it has been alive, its lifespan.
当一只被戴了标记环的鸟被重新捕获时，我们就能从报告中了解其迁徙路线、生长情况以及存活时间、寿命。
It has been celebrated for so long, but nobody exactly knows how it started.
人们已经庆祝它很久了，但没有人确切地知道它是如何开始的。
It has been long believed that more profound differences could be discovered by studying how regions in the brain communicate with each other.
长期以来，研究人员相信通过研究大脑区域间如何交流可以发现患者和正常人之间更深层次的不同。
For a planet to be truly Earthlike, how long it has been around might be one of its most important features.
对于一个真正的类地行星来说，它存在了多久也许是最关键的特征之一。
Who can say how long the coupon book has been around, but it needs an upgrade.
谁能说出多少时间的赠券书已经存在，但它需要升级。
Even better, the connection router provides another layer of security and monitoring; in particular, it can easily report on exactly when and how long an application has been viewed.
甚至更好的是，连接路由器提供了另一个安全和监视层；具体说来，它可以很容易地准确报告何时对应用程序进行观察，以及对应用程序观察了多长时间。
The maintenance thread looks at each connection in the pool, checks how long it has been in the pool, and how much time has elapsed since it was created and last used.
维护线程在池中查看每个连接，检查连接在池中存放的时间以及连接自创建和最后一次使用以来已经过多长时间。
Automatic-translation software has long been treated as a joke because of how hilariously it mangles phrases.
自动翻译软件一直被人当做笑话，因为它翻译出来的东西真是惨不忍睹。
Genetic sequencing indicates a virus of Nigerian origin, imported from Kismayo, Somalia; however, it is not possible to determine how long the virus has been circulating in Kenya.
基因排序表明病毒起源于尼日利亚，从索马里基斯马尤输入；但是，无法确定该病毒在肯尼亚已传播多长时间。
The benefit of this is it quickly shows how long it has been since you’ve gone to the gym.
这么做的好处是对于已经进行多长时间体育锻炼了，你可以一目了然。
As a motivational tool, of course, praise has been around forever, long before the self-styled experts began teaching us how to practice it.
即使没有各式各样的专家的宣扬，赞美作为一种激励方式，是人类生来就会的。 而赞美变的流行起来是源自婴儿潮。
It has long been a mystery how enough matter can reach these cosmic gluttons to swell them to such large sizes.
这个问题已经成为一个疑团，怎么会有如此充足的物质能够送给这些宇宙中的贪食客，让它们膨胀到这样大的尺寸。
There has been very little denial, a common feature in the early stages of health crises (how long was it until the U.S. government acknowledged AIDS?).
有几点是不可以被否认的，一个共同的特点在先前提到的健康危机中（想想，美国用了多久才发现艾滋病？）
I don't know how long Self has been planning this thing and from the looks of it,it's pretty air-tight.
我不知道Self策划这事儿多久了，不过看起来真是 无懈可击的。 【air-tight本意是指密封的，引申义很明显，“无懈可击、天衣无缝”根据上下文选择咯。】
The solution is to use the valueOf method on the Date object to see how long it has been since the start of the animation.
解决方案是使用Date对象的value Of方法确定动画开始了多长时间。
It has been long reported that HP is developing a Web-based operating system. Now come reports of how it may be differentiated from the Google Chrome OS.
之前被报导惠普正在开发基于Web的操作系统。
We know exactly how long this wreck has been under water and how long marine life has been growing on it.
我们能够确切地知道这些残骸在水中有多长时间，以及海洋生物在其上面生长了多久。
And as poignant as it should seem to those who know how long Roddick has been chasing sunlight in Federer's shadow, Federer was the one who again ended up holding the trophy.
虽则对那些知道罗迪克已在费德勒的阴影下追求了多长时间的光亮的人来说是如此伤心，费德勒仍是那个最终手捧奖杯的人。
This shows how long a company has been in business and how long it has been franchising.
这表明一个公司已经经营了多久和它已经特许经营了多久。
The benefit of this is it quickly shows how long it has been since you've gone to the gym.
这么做的好处是对于已经进行多长时间体育锻炼了，你可以一目了然。
The benefit of this is it quickly shows how long it has been since you've gone to the gym.
这么做的好处是对于已经进行多长时间体育锻炼了，你可以一目了然。
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