蔽覆在鸟的翅膀或尾巴上长羽毛基部的小羽毛.

蔽覆在鸟的翅膀或尾巴上长羽毛基部的小羽毛.的英文翻译

基本释义

• One of the small feathers covering the bases of the longer feathers of a bird's wings or tail.