Pennsylvania's coal mines took the lives of many in the late 1800s and early 1900s.

18世纪晚期和19世纪早期，宾夕法尼亚州的煤矿曾经夺去了很多矿工的生命。

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For many photographers in the late 1800s and early 1900s, sort of their work is a reproduction of identical images.

对于1800年代晚期和1900年代早期的许多摄影师来说，某种程度而言他们的工作就是相同影像的再生产。

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Electronic engineering as a profession sprang from technological improvements in the telegraph industry in the late 1800s and the radio and the telephone industries in the early 1900s.

电子工程专业源自1800年代末电讯行业技术进步的和1900年代早期的电话行业。

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Historically, the emergence of modern medicine coincided with the rise of activist government in the U.S. Both had their roots in the late 1800s and early 1900s, and the health-related industries became prime targets for utopian policy-makers intent on safeguarding the public from insecurity and harm.

FORBES: Are We Thwarting Medical Innovation?

C. area, as there was a team there in the late 1800s and early 1900s called the Washington Senators.

FORBES: When New Orleans Becomes the Pelicans, Charlotte Should not Revert Back to Hornets name

Intensive predator removal efforts from the late-1800s to the mid-1900s extirpated the Mexican wolf from the wild in the United States portion of its range.

CNN: Mexican wolf prevails in court