当皮埃尔·居里主要致力于新放射物的物理研究时，玛丽·居里却在努力提取金属态的纯镭。

While Pierre Curie devoted himself chiefly to the physical study of the new radiations, Marie Curie struggled to obtain pure radium in the metallic state.

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正如前面所讨论的，ZFS合并了卷管理功能来提取底层物理存储设备到文件系统。

As discussed earlier, ZFS incorporates a volume-management function to abstract underlying physical storage devices to the file system.

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首先，通过从物理机提取o - code，可以在各个主机上轻松解译它。

First, by abstracting the O-code from the physical machine, it could easily be interpreted on a variety of hosts.

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So now what we're going to do is start to extract what these things mean.

因此下一部要开始做的,就是从这些量里提取出它们的物理意义。

麻省理工公开课 - 热力学与动力学课程节选