Reducing the number of bends and adopting large curvature radius bends.
减少弯头数量和采用大曲率半径弯头；
For a number of other galaxies, astronomers can circumvent the dark-matter problem by observing how a galaxy bends the light of more distant galaxies.
对于一些别的星系，天文学家可以通过观测星系怎样扭曲更远的星系发出的光来规避暗物质的问题。
But they basically fail to produce accurate results since they ignore congestion-related detouring and effects of the number of vias and bends.
但他们未能产生精确的结果，因为它们都忽略了和拥塞有关的迂回以及通孔和一些拐弯的影响。
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