我们第一次发现乌鸦是在星期五早上。
这不是他第一次发现失去母亲的羊羔，他知道该怎么处理它。
It was not the first motherless lamb he had found and he knew what to do with it.
几年前，我在阅读查尔斯·奥曼爵士的恢弘巨著《半岛战争史》时，第一次发现了拿破仑时期的密码战。
I first discovered the Napoleonic cryptographic battle a few years ago when I was reading Sir Charles Oman's epic History of the Peninsular War.
同一地区另一个著名的坟场是个叫做惠灵顿洞穴的地方，人们在那里第一次发现了双门齿兽——目前已知的最大的有袋类动物。
Another famous boneyard in the same region is a place called Wellington Caves, where Diprotodon, the largest known marsupial, was first discovered.
倾听同学讲述第一次发现自己被男的偷看的惨痛经历。
I listened to my classmates tell painful stories of the first time they noticed men ogling their bodies.
这是5年来印度首都第一次发现丙型小儿麻痹症病毒。
These are the first cases of P3 viral polio in five years in the Indian capital.
观众去看一部电影，是因为要期待一次历程、一次发现。
'you go see a film because you're looking for a voyage, for a discovery.
是的，它们都属于2009年人类第一次发现的十大物种。
我第一次发现和人相处的秘诀时还是一个时尚和广告摄影师。
I first discovered the secrets of getting along with people during my career as a fashion and advertising photographer.
这并不是我们第一次发现黑客用Unicode字符来迷惑人们。
This is not the first time we've seen a hacker using Unicode characters to mislead people.
这是第一次发现基因变异使人们在受到压力时对待刺激有不同的反应。
This is the first time a genetic variation has been found that shows a different response to emotional stimuli only when individuals are stressed.
读写网第一次发现这个手机漫画网站时它的名字还叫TakeComics。
ReadWriteWeb first covered the mobile comic platform in November under its original name, TakeComics.
这是第一次发现正在出生的恒星黑洞(相对那些巨大的，位于星系中心的黑洞)。
This is the first time a stellar black hole (as opposed those giant, galaxy-centered black holes) has been seen being born.
玛塔抬起头，痴痴地凝视着他。直到此时，爱德华才第一次发现玛塔竟是如此的美丽！
As she gazed up at him, he saw for the first time how very beautiful she was.
艾玛第一次发现自己这种有问题的体质是在九岁的时候，她的姑姑给了她一条金项链。
Emma first discovered she had the problematic condition aged nine when her aunt gave her a gold necklace.
研究第一次发现情绪和青春痘之间的线性关系：心理疾病症状越严重，青春痘发作越严重。
The study found, for the first time, a linear relationship between mood and pimples: the worse the mental-illness symptoms, the worse the acne.
我不记得我告诉我的父母我在学习古典文学；也许他们在我毕业那一天是第一次发现这一情况。
I cannot remember telling my parents that I was studying Classics; they might well have found out for the first time on graduation day.
研究者还补充到，“我们在研究中第一次发现，蛋壳化石传递的DNA信息里有禽流感的痕迹。”
The researchers added: 'This study provides the first evidence that ancient DNA is preserved in fossil avian eggshell.
在NOAA第一次发现KP2和码头的人们玩耍以后，他们把KP2送到了40英里以外的地方。
When NOAA first realized KP2 was playing with people at the wharf, the agency moved him 40 miles away.
在NOAA第一次发现KP2和码头的人们玩耍以后，他们把KP2送到了40英里以外的地方。
When NOAA first realized KP2 was playing with people at the wharf, the agency moved him 40 miles away.
在委内瑞拉拍到的猩红蛙，学名Atelopus sorianoi，最后一次发现是在1990年。
他解释说，在过去这麽多年发现的化石中，这是第一次发现这样种类的，而且这对于其他生物学家来说也是一种警告。
He explained that out of millions of fossils found all over the world, this is the first discovery of its kind and should serve as a warning to other palaeontologists.
根据挪威的传说，埃里克松第一次发现并登陆在一片“石头很平的地”，也就是荷鲁兰（Helluland）。
According to Norse sagas, Erikson first spotted and landed in a "land of the flat stones, " or Helluland.
实验再一次发现，这些女性在实验室测试中表现详单，但是怀孕前三个月的女性在执行性记忆的场地实验中的表现明显不佳。
Again, the women did equally well on the lab tests, but women in the first trimester did significantly worse than others on the field-based prospective memory task.
回首望去，我第一次发现那夕阳下的宫殿竟那么美，可是现在，我已不属于那座宫殿，那里的一切快乐与幸福也不再属于我了。
Looking back to the palace, I realize that it is so glorious in the sun. But now, I am not belonging to it and all of the happiness there does not belong to me either.
它是世界上行踪最难捉摸的两栖动物之一，自19世纪20年代第一次发现以来，这是自然资源保护者拍的第一张照片。
Conservationists have taken the first photographs of one of the world's most elusive amphibians, after it was found for the first time since the 1920s.
第一次发现这种疾病是去年在一头雄性东北虎身上，人们认为Galya和其他两只雌性东北虎是因为接触它而感染的。
The disease was first observed in a male tiger last year. Galya and two other female tigers believed to have carried the disease had been in contact with the male.
因赛尔及同事已经证明了催产素能够提高老鼠辨认其他老鼠的能力，但是他指出：这是第一次发现催产素在人类中的特殊作用。
Insel and colleagues have shown that oxytocin improves the ability of mice to recognize other mice, but he notes that this is the first time such a specific effect has been seen in humans.
这并不是俄国人第一次发现黑龙江(一种说法是黑龙江是世界第六长的河，超过湄公河和刚果河的长度，流域面积超过长江)。
It was not the first time that Russians had stumbled on the Amur, by some measures the world's sixth-longest river, longer than the Mekong or the Congo and draining a basin bigger than the Yangzi's.
这并不是俄国人第一次发现黑龙江(一种说法是黑龙江是世界第六长的河，超过湄公河和刚果河的长度，流域面积超过长江)。
It was not the first time that Russians had stumbled on the Amur, by some measures the world's sixth-longest river, longer than the Mekong or the Congo and draining a basin bigger than the Yangzi's.
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