Some reach for cigarettes, or at least the fluffy white fibers found in their filters.

有些鸟儿抓到香烟，发现过滤嘴上有白色的绒毛纤维。

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There is pale white collagen within the interstitium between myocardial fibers. This represents an area of remote infarction.

心肌纤维之间可见淡白色的胶原，表明为陈旧性梗死特征。

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Demyelination of white matter fibers caused by arteriopathy is one of the major causes of leukoaraiosis.

小动脉病变导致的白质纤维脱髓鞘是发生白质疏松的主要原因之一。

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Researchers at 11 institutions are mapping the largest conduits among brain regions by combining four imaging techniques, including a new method called diffusion magnetic-resonance imaging that allows researchers for the first time to accurately map the white matter of nerve fibers.

WSJ: Probing the Brain's Mysteries