BBC英语新闻2015.11.04 鸟瞰图, obtained, BBC英语, 制作, 相机

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NASA says it's obtained the strongest evidence yet that waterflows on the surface of Mars.____________ The latest study says different kinds of salts have been identified in these channels which by melting ice could enable it to flow. News from the BBC. 美国国家航空航天局表示已经获得火星表面有水流的有利证据.___________________最新的研究表明,这些水道中存在各种盐份,融冰与之混合就形成水流.BBC新闻.

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