Assertion: butterfly's wing | /r/HasAspect | low roughness factor
Facets:
Source sentences:
text: Additionally, the structure of the nanopillars allows for the wings to have a low roughness factor because of its tiny hair-like microtrichia features.
text: Additionally, the structure of the nanopillars allows for the wings to have a low roughness factor because of its tiny hair-like microtrichia features.