| 单词 | contour feather |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔down〕Fine, soft, fluffy feathers forming the first plumage of a young bird and underlying the contour feathers in certain adult birds.绒毛：雏鸟出生时全身羽毛的松软细密羽毛，某些成鸟的廓羽下的松软细密羽毛美国传统〔filoplume〕A hairlike feather having few or no barbs, usually located between contour feathers.纤羽：具有少量或没有羽支的发状羽毛，通常处于外侧羽毛之间美国传统〔penna〕A contour feather of a bird, as distinguished from a down feather or a plume.表羽：区别于软绒羽或正羽的鸟的外廓羽毛美国传统 |
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