这些事情都发生在过去的年代里。
该组织表示，其中40%的死亡发生在过去三周。
The organisation says 40% of the deaths have occurred in the past three weeks.
我们用一般过去时谈论发生在过去的动作和事情。
We use the present perfect tense to tell how many times an action has happened till now.
这些资金捐赠大多数来发生在过去的2周半时间里。
The vast majority of those funds were donated in the past two and a half weeks.
我们用一般过去时谈论发生在过去的动作和事情。
We use the present perfect tense to talk about an action that started in the past and continues to the present.
该报告说，所有这十个最暖和的年份都发生在过去的十二年中。
It said all of the 10 warmest years have occurred in the past 12 years.
现在每天早上我都是笑着想想这个发生在过去的挫折。
Now every morning I look at the testament of a foregone frustration with a smile from ear to ear.
例如，通常使用范围查询来查找发生在过去一年或上一个月的所有文档。
For instance, it is common to use a range query to find all documents that occurred last year or last month.
我们使用现在完成时谈论发生在过去某个不确定的时间的事情。
We use the present perfect tense to talk about something that happened at an indefinite time in the past.
统计学是一个相对新的科学，大部分重要的进展都发生在过去的100年间。
Statistics is a relatively new science with most of the important developments occurring within the last 100 years.
我可以说，这月食将最后一次在轨道水瓶座家庭的日食已经发生在过去两年里。
I can say that that eclipse will be last one in the Leo-Aquarius family of eclipses that have been taking place over the past two years.
她说：这对我们来说是一种新的现象，仅仅发生在过去两年；现在大陆人很有钱。
'This is a new phenomenon for us, only in the past two years' said Ms. Chui.' the mainlanders have a lot more money these days. '.
书中还充满了令人难以置信的现实生活周围的龙卷风发生在过去，包括通行照片事件。
The book is also filled with incredible real-life events surrounding tornadoes that occurred in the past and includes passable photographs.
对于也许已经发生在过去的心脏病，医生寻找心电图Q波(损伤心肌的标记物)的改变。
For a heart attack that might have occurred in the past, doctors look for changes on an electrocardiogram called a Q-wave, a marker for damaged tissue.
在人力资源管理职能和人力资源开发行业都发生在过去20 - 30年来的巨大变化。
The HRM function and HRD profession have undergone tremendous change over the past 20-30 years.
但是在大量女性导致的不一致关系案例中，地理上的定居发生在过去的10年之前甚至更早。
However, in a significant number of cases of female-positive discordancy, that settling down had taken place ten or more years in the past.
但是如果事情发生在过去且并不直接联系1和2的故事，或者说是事情在未来改变了，那时游戏结束了。
But if things happen in the past that do not lead to the proper MGS1 and 2 narratives, or things that change the future, then the game ends. We call that "game Over - Time Paradox."
我曾经创造了大量的HTML电子邮件，所以我这已经发生在过去，这通常是你没有注意到你想要的东西是最重要的。
I used to create a lot of HTML emails so I've had this happen in the past, and it's usually something you're not noticing that is overriding what you want.
过去几年当中，小麦、玉米、大米等基础粮食作物的价格已经翻了一倍甚至两倍，而且最大的涨幅就发生在过去几个月之间。
Over the past few years the prices of wheat, corn, rice and other basic foodstuffs have doubled or tripled, with much of the increase taking place just in the last few months.
前人的研究结果表明，这个封闭型大湖的水位及水量平衡的变化敏感地记录了发生在过去不同时间尺度上的气候变化幅度。
The former research results indicated that the lake level and water balance changing of this closed large water body sensitively record the paleoclimatic variations on different time scales.
这种发生在过去的极端波动和下跌的行情在未来还会发生，从而证明了在下跌一侧时间会超越正方，即价格和时间失去平衡。
These extreme fluctuations and declines have happened in the past and will happen again in the future. This proves the squaring out of Time on the down side or the balancing up of Price and Time.
对发生在过去的一个封闭的时间型曲线时空里的事，你不可能改变。这就类似于说，在没有封闭的时间型曲线的平常时空中，你能改变已经发生的事。
You can no more change events in your past in a space-time with closed timelike curves than you can change events that already happened in ordinary space-time, with no closed timelike curves.
如果所谈论的事情完全发生在过去，则用过去时态(有时也叫做未完成时态)，例如：I used to live in Seattle /我过去住在西雅图。
If you are talking about something that is completely in the past, you use the Past Tense (sometimes called the Imperfect), e.g.
如果所谈论的事情完全发生在过去，则用过去时态(有时也叫做未完成时态)，例如：I used to live in Seattle /我过去住在西雅图。
If you are talking about something that is completely in the past, you use the Past Tense (sometimes called the Imperfect), e.g.
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