这些奇特的玻璃球体的起源仍然是个谜。

The origin of these peculiar glassy spheres remains an enigma.

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记住我们需要把它乘以体积，乘以某一个我们已定义的球体的体积。

Remember that we need to multiply it by the volume here, the volume of some sphere we've defined.

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球型屋顶是一个形状像球体的结构。

The geodesic dome is a structure shaped like a piece of a sphere.

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The moon, too, was widely believed to be a perfect sphere of fiery ether.

月亮，也广泛的被认为是炽热的天空中完美的球体。

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And that's true. An atom's not a defined sphere, for example.

这没错，原子并不是一个确定的球体，比方说。

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