1980年，科学家首次在从尘云中沉淀下来的全球范围的沉积层中识别出这种撞击，这些尘云在撞击后围绕着地球。

Scientists first identified this impact in 1980 from the worldwide layer of sediment deposited from the dust cloud that enveloped the planet after the impact.

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然后，他们训练云运算计算机识别各个语言的单词和短语。

Then they train cloud computers to recognize which words and phrases match up across tongues.

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云消费者和提供商需要识别硬件和软件资产，估算更换每个资产的成本。

Both the cloud consumer and provider need to identify hardware and software assets and estimate the cost to replace each asset.

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