primary feather是什么意思 primary feather怎么读
primary feather的英文翻译是什么意思，词典释义与在线翻译
Noun:- one of the main flight feathers projecting along the outer edge of a bird's wing
primary feather的相关资料
primaryadj.首要的；主要的；初级的；初等教育的；根本的；初期的n.第一位；初选；最主要者；要素；原色；初级线圈
primary feather的用法和样例
用作名词 (n.)
- Upperwing has pale greyish-white primary bases and often pale rufous or yellowish-brown forewing, paler than dark grey flight-feathers.
翼上初级飞羽呈现灰白色，翼前缘经常为淡棕色或黄棕色，比飞羽的深灰色要浅。
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