This sighting occurred during my dive to a sunken wreck off Sardinia.
这次亲眼所见发生在我向撒丁岛外一艘沉船潜水的期间。
The deaths occurred when police acted to stop widespread looting and vandalism.
当警方行动起来去制止大范围的洗劫和蓄意破坏时，死亡事件发生了。
Both of these scenarios imply that specialization to each niche occurred only once.
这两套不同的理论都意味着，适应不同的栖息地生活环境的这一过程只发生了一次。
Occasionally air-conditioning units failed and it was then that fatalities occurred.
偶尔空调机组会出现故障，这时就会发生死亡事故。
The boss promised the employees a rise in salary for ages, but nothing has occurred yet.
老板答应给员工加薪已经很久了，但什么也没发生。
Twenge and her colleagues wanted to understand why this change in average wellbeing occurred.
特温格和她的同事们想要了解为什么平均幸福感会发生这样的变化。
We are the products of evolution, and not just evolution that occurred billions of years ago.
我们是进化的产物，并且不仅仅是发生在数十亿年前的进化。
The pictures are timed at 9:05 am last Saturday, just half an hour before the robbery occurred.
这些照片是在上周六上午9点05分拍的，就在抢劫发生半小时前。
In the last decade, a revolution has occurred in the way that scientists think about the brain.
过去十年，科学家对于大脑的思考方式发生了巨大的改变。
Shrub expansion has occurred in other environments, like semiarid grassland, and tall grass prairies.
灌木的扩张也发生在其他环境中，比如半干旱草原和高草草原。
I can't remember when the turning point occurred, but it might be a summer morning when I was in New York.
我不记得这个转折点是在什么时候发生的，但有可能是在纽约的一个夏天的早晨。
Even though a lot of the actions that occurred are pretty fantastic, so you'd never think of it as realistic.
尽管这其中很多行为都是幻想出来的，所以你永远不会认为它会在现实中发生。
However, similar changes occurred when the subjects were asked simply to open their mouths or to breathe deeply.
然而，受试者仅仅被要求张嘴或深呼吸时，也有类似的变化发生。
About a week later, Mr. Candidate asked to see Mrs. Sesemann, to tell her of something unusual that had occurred.
大约一周后，凯迪达特先生要求见赛赛曼夫人，告诉她发生了一件不寻常的事。
The split between humans and living apes is thought by some scholars to have occurred 15 to 20 million years ago.
一些学者认为人类和猿的分化出现在一千五百万到两千万年前。
If smallpox occurred in your community, about 30 percent of the people that acquire the disease would die from it.
如果天花发生在你的社区，大约百分之三十得了此病的人会因此死亡。
NATO later admitted it had been testing new sonar technology in the same area at the time as the strandings had occurred.
北大西洋公约组织后来承认，在搁浅发生时，他们正在同一海域测试新的声纳技术。
Other adaptations occurred later in the transition to terrestrial life and now wide spread but not universal among plants.
其他的适应机制在向陆地过渡过程中出现得较晚，现在在很多植物上得以呈现，但并不是所有的植物都如此。
One of the strange things that occurred during the power-cut was that some fifty blind people lead many sighted workers home.
停电期间发生的一件奇怪的事情是，大约五十名盲人引导许多视力正常的工人回家。
The accident occurred at about 11:30 am local time at the mouth of the Manila Bay shortly after the ferry left Manila's port.
事故发生在当地时间上午11时30分左右的马尼拉湾入海口，当时渡轮刚刚离开马尼拉港口。
The difference in regular red-wine consumption has been narrowing, but no similar convergence in heart-disease rates has occurred.
在定期饮用红酒方面的差异正在缩小，但在心脏病发病率方面没有出现类似的趋同现象。
It was apparent that the glaciation occurred in the relatively recent past because the drift was soft, like freshly deposited sediment.
很明显冰川作用就发生在相对不远的过去，因为漂流物很软，像新鲜的沉积物。
Glaciation, Young claims, has occurred throughout Earth's history, and there is evidence that it occurred toward the end off the Permian period.
杨说，冰川作用在地球的整个发展历史中都有发生，有证据表明它发生在二叠纪末期。
The Ethiopian statement says that there is "no definitive explanation" for the crash near the Lebanese capital, which occurred during stormy weather.
埃塞俄比亚声明中说，对发生在黎巴嫩首都附近的坠机事件“没有明确的解释”。
During this relatively short period of time, greater changes in people's living conditions have occurred than in the thousands of years which preceded.
在这相对短暂的时间里，人们的生活条件发生了比之前几千年更大的变化。
A problem has occurred whether we should develop innovative thinking abilities in the classrooms by giving students opportunities to generate new ideas.
我们是否应该在课堂上通过给学生机会创造新想法来培养他们的创新思维能力，这个问题已经出现了。
First, the observation may be unreliable in that two or more observers may not agree that the particular response occurred, or to what degree it occurred.
首先，观察结果可能会不可靠，因为两个及以上的观察者可能无法对特定的具体反应是否发生以及反应发生的程度达成一致意见。
The blast occurred when volatile chemicals exploded.
冲击波是在易挥发的化学品爆炸时产生的。
If mistakes occurred, they were assumed to be the fault of the commander on the spot.
如果出现了错误，它们就被以为是现场指挥官的错。
If mistakes occurred, they were assumed to be the fault of the commander on the spot.
如果出现了错误，它们就被以为是现场指挥官的错。
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