1905年由爱德华·柯蒂斯拍摄，3名克劳族男子坐在满是石头的地上，周围是低矮的灌木丛。

Three Crow men, seated in rocky area with low growing shrubs, their horses rest. Photo by Edward S. Curtis, 1905.

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公司是在对237名上班族进行了随机抽样调查后得出结论的。

To reach that number, the company surveyed a random sampling of 237 office workers.

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英国伦敦大学学院去年曾调查2万名英国上班族，了解他们对办公环境的满意程度。

Last year, University College London surveyed 20, 000 UK professionals about their happiness with their office environment.

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Archaeologists in the nineteenth and twentieth centuries were stunned to find the ruins and the records of remarkable peoples and cultures--massive, complex empires in some cases, but some of which had completely disappeared from human memory.

十九和二十世纪的考古学家们,震惊地发现了,古代伟大名族和文化的遗迹，有些还是大规模，复杂的帝国遗迹,但也有一些就完全从人类记忆中消失了。

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