在过去的几十年里，美国的中产阶级家庭曾经依靠努力工作和公平竞争来保证自己的财务安全，但现在的经济风险和新出现的情况已经改变了这种状况。
During the past generation, the American middle-class family that once could count on hard work and fair play to keep itself financially secure has been transformed by economic risk and new realities.
我过去曾经集邮。
“他过去曾经那么英俊。”—“那么现在呢？”
戈弗雷过去曾经对我是友好的。
任何一个曾经辛苦地经历过SAT考试的人都可以证实，应试技巧也很重要，即是否知道什么时候该猜测答案或者什么样的问题该跳过去。
Anyone who has toiled through SAT will testify that test-taking skill also matters, whether it's knowing when to guess or what questions to skip.
威廉·哈斯蒂曾经说过，历史会告诉我们过去的错误，我们可以从中学习避免重复犯错。
William Hastie once suggested that history informs us of past mistakes from which we can learn without repeating them.
原因就是，我们认为过去是曾经确定的，未来全部由自己把握是因为在时间的开始有一个界定的条件。
The reason we think the past is fixed once and for all is that there is a boundary condition at the beginning of time.
这里没有详尽列出所有的问题，而是提供了一个过去曾经出现过的问题类型样本。
It is not an exhaustive list, but hopefully provides a sample of the kinds of issues that have come up in the past.
他们说，过去，巴勒斯坦警察曾经把武器转过来对付犹太人。
They say that in the past, Palestinian police have turned their weapons on the Jews.
这是非常重要的一步，就这个问题，我曾经在过去批评过微软公司。
This is a very important step, and one that I have also criticized Microsoft about in the past.
许多人相信，外星人过去曾经造访过地球--即便他们目前不在地球上。
Many people believe space aliens have visited Earth in the past – if they’re not here right now.
你曾经以某些方式与人们打过交道，那些方式在过去已经产生各种后果。
You have dealt with people in certain ways, ways that have resulted in various outcomes with them in the past.
过去，俄罗斯曾经反对对伊朗进行制裁。
过去，我曾经尝试过一段婚姻。那段婚姻成了失望之源。
In the past, I had attempted relationships that were nothing but a source of frustration.
他曾经说过去扮演醉汉的方法就是设想你自己是一个喝醉的人试图表现得清醒。
He once said that the way to act drunk is to imagine yourself a drunk man trying to act sober.
在过去的一年里，他曾经接受过集中治疗。
请给我具体讲讲她过去曾经遇到的困难，然后她又是怎么解决的，好吗？
Can you tell me something about her past difficulty and how she solved it?
曾经电站建好了的信息,还没有过去，它是一个不断改善的过程。
The message there is once the plant is built it's not over, it's a continuous process of improvement.
请给我具体讲讲你过去曾经遇到的困难，然后你又是怎么解决的，好吗？
Can you tell me something about your past difficulty and how you solved it?
请给我具体讲讲他过去曾经遇到的困难，然后他又是怎么解决的，好吗？
Can you tell me something about his past difficulty and how he solved it?
在过去的几年，我曾经游览过25个国家。
用无生命的物体充当“背景演员”其实并不新鲜，过去制片商就曾经用过剪纸板。
Outsourcing the role of “background actors” to inanimate objects isn't new, of course; producers have used cardboard cutouts in the past.
过去几年来，我曾经收到过无数有关医疗保健的信件和问题。
In the past few years, I've received countless letters and questions about health care.
过去女先知曾经参加战事和斗争，所以这里面没有任何疑问。
On the path of the Prophet they used to fight and struggle, so there is no trouble with that.
回顾过去，你曾经别人的说法中学到什么？
Looking back, could you have learned from what they were saying?
即便那是曾经拥有过的，遗失在彼此生命中的，已成为过去的美好。
Though we once owned it, it is lost in each other's life and becomes the beautiful memories of the past.
这是我们过去曾经涉及的方面，但是这里，要扩展一下。
This is something we’ve covered in past posts, but today we’d like to expand the list.
曾经年幼无知，曾经莽撞少年；岁月于指间无声滑过，当儿童节走在街头，才意识到过去的日子不回头。
Ignorance was young, had rash juvenile; silent over the years in the fingers, when the Children's Day walk in the street, realized that the past does not look back.
我过去曾经说过试图避免同步一般是个坏主意。
I've stated in the past that trying to avoid synchronization is generally a bad idea.
我过去曾经说过试图避免同步一般是个坏主意。
I've stated in the past that trying to avoid synchronization is generally a bad idea.
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