| | | Human or animal body long bristles, such as the human nose, the hairs on the earthworm epidermis. | | | Long in the human or animal body in hard, such as bristles | | 刚毛
刚毛概念: 环节动物体壁上多着生刚毛,
刚毛详细说明:刚毛来自上皮内陷的刚毛囊分泌，为几丁质物质，包裹刚毛的上皮组织受肌肉的束的牵引可以伸缩。寡毛纲动物由多毛纲演化而来,由于适应陆地的穴居生活疣足退化,刚毛减少.蚯蚓刚毛的种类和形态多种多样,常因种类不同而有差异.其中:水栖蚯蚓刚毛细长,陆栖蚯蚓刚毛较短,一般的刚毛微呈"S"形与钩状.环毛蚓、爱胜蚓、异唇蚓和带丝蚓的刚毛微呈"S"形;颤蚓的刚毛呈双叉钩状或栉齿钩状;白线蚓的刚毛有的呈棍棒状. | | - n.: bristle, chaeta, kemp, quill, seta, setae
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