Not all sounds made by animals serve as language, and we have only to turn to that extraordinary discovery of echolocation in bats to see a case in which the voice plays a strictly utilitarian role.

动物发出的声音并不是都能当作语言，因此我们只好求助于蝙蝠回声定位的这种非凡的发现，探究一下语音在何种情况下起着绝对有用的作用。

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As part of an international team of astronomers, this extraordinary discovery appears in a paper in the journal Monthly Notices of the Royal Astronomical Society.

作为国际天文学家一员，这一非凡的研究成果被刊载于《皇家天文学会月刊》。

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'Wombat on steroids 'prof Mike Archer, a professor of biological science at the University of New South Wales, described the discovery as extraordinary.

阿彻教授麦克，一个生物科学的新南威尔士大学教授认为，“关于类固醇袋熊”可谓非凡的发现。

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"This has been an extraordinary journey of discovery, " Langley said.

CNN: February 4, 2013 -- Updated 2225 GMT (0625 HKT)

Nevertheless, it's a tribute to this extraordinary exhibition that we feel the thrill of both discovery and invention throughout, in what may well be a broader sweep of this subject than has heretofore been attempted.

WSJ: The Concrete Challenges of Abstraction | Inventing Abstraction | By Tom L. Freudenheim

Mr Johnston's most extraordinary discovery reveals the young Wordsworth not as an idealistic outsider but as someone very much caught up in the dirty machinations of a country at war: he offers evidence that, during a tour of Germany with his sister Dorothy in the late 1790s, Wordsworth was acting as a paid courier or low-level spy on behalf of the British government.

ECONOMIST: British poets