Covert feather

Topside of a chicken wing showing all major feather groups

A covert feather or tectrix on a bird is one of a set of feathers, called coverts (or tectrices), which, as the name implies, cover other feathers. The coverts help to smooth airflow over the wings and tail.

单词	tectrix
释义	tectrix /'tektriks//ˈtɛktrɪks/ 英汉-汉英词典 n. 覆羽(指蔽覆羽翮基部的羽毛) 词组 \| 习惯用语您要查找的是不是： electric adj. 电的；导电的；电动的；发电的；令人震惊的 n. [美口]电气车辆；电；带电体 executrix n. 女遗嘱执行人 directrix n. 准线 testatrix n. 立遗嘱的女人复数: testatrices 网络短语: tectrix 覆羽 tectrices minores 小覆羽英语百科 Covert feather A covert feather or tectrix on a bird is one of a set of feathers, called coverts (or tectrices), which, as the name implies, cover other feathers. The coverts help to smooth airflow over the wings and tail.
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tectrix /'tektriks//ˈtɛktrɪks/

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网络短语:

Covert feather