A new three-dimensional map of the universe's dark matter provides compelling evidence that the mysterious substance is the scaffolding upon which stars and galaxies are assembled.

一张最新绘制的关于暗物质的三维分布图令人信服的证明，暗物质是恒星和星系所赖以架构的框架。

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But there is evidence to suggest that when parents provide more information and better modeling early on, their children's risk of substance abuse goes down.

就这一点，研究是有限的。但是有证据表明，如果家长越早给孩子提供模范榜样，给他们提供更多好的信息，孩子们滥用药物的危险就可能降低。

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No evidence, at once so slight and irrefragable, of a subtle disease that had long since begun to eat into the real substance of his character.

眼下也没有任何证据比这更微不足道却无可辩驳地说明：一种微妙的疾病早已开始蚕食他性格的实体了。

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