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Soren Andreasen, a social scientist at Dalberg Global Development Partners who supervised the writing of the report, defended it, saying that it was clear that the numbers were rough estimates.

索伦·安德瑞森是一名社会科学家，在达尔伯格全球发展伙伴公司负责监督报告的撰写，他为它进行辩护，称这些数字显然是粗略估计的。

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According to rough estimates, unemployment has doubled this year from about 10%.

据粗略估计，今年的失业率从10%翻了一番。

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Rough estimates suggest it was about 1, 500 times faster than the best mechanical hand-cranked calculator of that era, he added.

BBC: Work begins on hardware to aid Edsac replica recreation

These are rough estimates, and there is a wide gap between the value of refined metal and the value of buried ore.

FORBES: The Promoter

The IFS then goes on to make rough estimates of the distributional impact of all the cuts and shows an ever stepper regressive curve.

FORBES: The Stiff Upper Lip and Its Discontents