绒毛
róng​máo

down

  • created sense approved 绒毛/絨毛 · róng​máo · down

    绒毛 / 絨毛

    róng​máo

    down

    soft, fine hair or the thick undercoat of an animal

    这只刚出生的小鸡浑身长满了金黄色的绒毛。

    noun

    created sense

  • created sense approved 绒毛/絨毛 · róng​máo · villi

    绒毛 / 絨毛

    róng​máo

    villi

    small, finger-like projections on the surface of some membranous structures, particularly in the small intestine

    小肠绒毛极大地增加了吸收营养物质的表面积。

    noun

    created sense