n.羽小支；小倒刺；内齿层

The bird preened its feathers, carefully arranging the barbules to ensure waterproofing.
这只鸟正在整理羽毛，仔细地排列羽小枝以确保防水。
The microhooks on the barbules of the duck's feathers help it to maintain insulation in cold water.
鸭子羽毛上的微小倒钩状羽小枝帮助它在冷水中保持绝缘。
The hummingbird's iridescence is due to the structure of its barbules, which diffract light in different colors.
蜂鸟的彩虹色光泽是由于其羽小枝的结构，它们会以不同颜色散射光线。
In ornithology, studying the barbules is essential for identifying species with similar plumage.
在鸟类学中，研究羽小枝对于识别具有相似羽毛的物种至关重要。
The barbules interlock, giving the eagle's wings the strength to soar through the skies.
羽小枝相互锁合，赋予了鹰翅膀穿越天空的力量。
The young bird learned to fluff its feathers, aligning each barb and barbule for warmth.
幼鸟学习蓬松羽毛，将每根羽毛和羽小枝对齐以保持温暖。
The intricate design of barbules on owl feathers allows for near-silent flight, aiding in stealth hunting.
猫头鹰羽毛上复杂的羽小枝设计使得飞行几乎无声，有助于其偷偷狩猎。
Scientists studied the barbules of butterfly wings to develop new adhesives mimicking their sticking properties.
科学家研究蝴蝶翅膀上的羽小枝，以开发模仿其粘附性质的新粘合剂。
The specialized barbules on certain insect wings reflect UV light, playing a role in mate attraction.
某些昆虫翅膀上特化的羽小枝反射紫外线，这在吸引配偶中起着作用。
Feathered dinosaurs like Archaeopteryx had complex barbules, suggesting advanced feather structures for flight.
像始祖鸟这样的有羽毛恐龙拥有复杂的羽小枝，表明它们具有用于飞行的高级羽毛结构。