历史学家认为，19世纪一再发生的蝗虫入侵改变了美国密西西比河以西的农业格局。
Historians credit repeated locust invasions in the nineteenth century with reshaping United States agriculture west of the Mississippi River.
今天，大多数地质学家和历史学家认为，魏格纳的理论之所以遭到拒绝，是因为它缺乏足够的力学基础。
Most geologists and many historians today believe that Wegener's theory was rejected because of its lack of an adequate mechanical basis.
历史学家认为，大众旅游的出现始于工业革命时期的英国，当时中产阶级崛起，交通费用也变得相对便宜。
Historians suggest that the advent of mass tourism began in England during the industrial revolution with the rise of the middle class and the availability of relatively inexpensive transportation.
历史学家认为，中国文字早在公元前1500年就出现了。
Historians believe Chinese writing began as early as 1500 BC.
大多数历史学家认为，要打开这把锁还需要一两个缺失的因素。
Most historians are convinced there are one or two missing factors that you need to open the lock.
许多历史学家认为他是希腊悲剧之父。
历史学家认为90%多的信件被成功送达。
Historians believe that more than 90% of the missives were delivered successfully.
当然，许多历史学家认为这是极不公正的。
历史学家认为罗马衰落是在公元410年。
公元前500年时的希腊剧作家。许多历史学家认为他是希腊悲剧之父。
Greek playwright back in 500 BC. Many historians consider him the father of Greek tragedies.
一些历史学家认为，长期接触铅极大地威胁着罗马人的健康。
Some historians believe that the long- term exposure to lead was a major health risk for the Romans.
他是想推行统一教规，我们历史学家认为在那时候，教规还是五花八门的。
He's trying to bring about some unity and conformity in a time when, we historians assume, there was a still a huge amount of diversity.
还有一些历史学家认为，彻夜连续睡眠并不符合人体的自然规律。
Some historians have also argued that it is not natural for people to sleep straight through the night.
一位德国历史学家认为大量的书籍的传播，为德国的工业力量奠定了知识基础。
A German historian argues that the massive proliferation of books, and thus knowledge, laid the foundation for the country's industrial might.
一些艺术历史学家认为，达芬奇最伟大的绘画作品藏于佛罗伦萨市政厅的墙壁内。
Some art historians believe Leonardo da Vinci's greatest painting is hidden inside a wall in Florence's city hall.
事实上，他赋予他们的权力和权威要高于，大部分历史学家认为他们实际拥有的。
In fact, it's giving them way more power and authority than most of us historians think they actually had at this point.
大多数历史学家认为伊特·鲁利亚社会在2500多年前到达了其顶峰。
Most historians believe that Etruscan society reached its height more than 2500 years ago.
埃及和叙利亚有没有收到这些信息不得而知，有一些历史学家认为他们根本没有收到。
There is no evidence of receipt from Egypt or Syria, and some historians claim that they may have never received the offer.
历史学家认为从事图利行业的犹太人通常养育四个、六个，甚至有时八个或九个孩子。
Historians suggest that Jews with lucrative jobs often had four, six, or sometimes even eight or nine children.
历史学家认为，虽然有大量的商贸活动，伦敦一直到17世纪基本上还是一个单一民族城市。
For all London's trade and commerce, historians believe it was essentially mono-ethnic as late as the 17th century.
生活也变得渐渐复杂起来，农业要求更好的技术和记录手段。历史学家认为，这些条件创造了书面文字。
Agriculture required expertise and detailed recordkeeping, two elements that led directly to the invention of writing, historians say.
天才：历史学家认为达芬奇对谜的喜爱使得他将自己绘成了女性——也有些人认为蒙娜丽莎就是一副自画像。
Genius: Historians believe that Da Vinci's love of riddles led him to paint himself as a woman - with some believing the Mona Lisa is a self-portrait.
一些历史学家认为达芬奇的天才有部分归功于他的左撇子，因为这迫使他从奇特的角度来思考和观察。
Some historians have suggested that da Vinci's left-handedness added to his genius, because it forced him to think and see in an extraordinary way.
一些历史学家认为达芬奇的天才有部分归功于他的左撇子，因为这迫使他从奇特的角度来思考和观察。
Some historians have suggested that da Vinci's left-handedness added to his genius, because it forced him to think and see in an extraordinary way.
应用推荐