It wasn't until 1906 that a scholar came across the prayer book in a library and realized it was a palimpsest, and that the underlying layer of texts could only have come from Archimedes.

直到1906年，一位学者才在图书馆偶然发现了这本祈祷书，并意识到它是一本重写本，而且底层的文本只可能出自阿基米德之手。

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The development of successful data security strategies should not only focus on the underlying layer, but should try to cover all threats.

制定成功的数据安全策略不能仅仅着眼于基础层，而应该尽力覆盖所有威胁。

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Three sets of model test in laboratory show that the failure model in the foundation with soft clay underlying layer belongs basically to the punching shear failure.

三组室内模型试验表明具有软弱下卧层的地基破坏模型基本上属于冲切破坏。

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More on the underlying layer in a bit.

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Part of what will be required is a common underlying software layer that runs on all electronic devices.

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More than 250 melodic units, called ''gushe, '' are arranged into cycles, with an underlying modal layer providing the backdrop against which a variety of melodic motifs are set.

UNESCO: Culture