In the study of 20th century Chinese literature, Kong Fanjin's research philosophy merits our attention.

在20世纪中国文学研究中，孔范今先生的学术思考是值得关注的。

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The study focused on people born at the beginning of the 20th century, using death certificates and census data.

研究者们使用死亡证明和人口普查数据作为参考资料，主要对象是20世纪初出生的人。

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Starting from the last decade in 20th century, a large proportion of graduates from prestigious Chinese universities went to study abroad.

从上个世纪最后十年开始，大批中国名校毕业生出国留学。

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Varadhan, New York University, for his work in probability theory, especially his work on large deviations from expected random behavior which has revolutionized this field of study during the second half of the 20th century, and become a cornerstone of both pure and applied probability.

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Excerpt: History writing in the second half of the 20th century tends to eschew grand judgements in favour of reappraisals grounded in a more detailed study of archival and published material.

FORBES: Fact and Comment

As for why children aren't getting enough sleep, present-day experts mostly point to the same culprit as their early 20th century counterparts, according to the study: the lure of modern technology.

WSJ: Challenging 100 Years of Sleep Guidelines for Children