这种排列是各向异性的，使波的传播沿一个方向比另一个方向要容易。
That alignment, known as anisotropy, makes it easier for waves to travel in one direction than the other.
对于各向异性的物质来说，傅里叶定律必须改写成具有更普遍意义的形式。
For anisotropic materials Fourier's law must be formulated in a more generalized form.
这个奖授予宇宙微波背景辐射的黑体谱形和各向异性的发现，强有力地支持了大爆炸宇宙学。
It was awarded for the discovery of the blackbody spectrum and anisotropy of the cosmic microwave background radiation which strongly supports the big bang theory of cosmology.
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