coverts
n.
隐蔽的，不公开的，秘密的( covert的名词复数 )；复羽；
英英释义
covert[ 'kʌvət ]
n.
a flock of coots
a covering that serves to conceal or shelter something
同义词：screencoverconcealment
adj.
secret or hidden; not openly practiced or engaged in or shown or avowed
"covert actions by the CIA"; "covert funding for the rebels"
(of a wife) being under the protection of her husband
"a woman covert"
双语例句
Usually there is a distinct contrast between the black primaries and brown coverts, still evident at middle distances.
长尾水剃通常在黑色的初级飞羽与棕色的覆羽之间有著明显的对比，在中距离的时候仍是可见的。
Its tail is long and black with gray uppertail coverts and orange brown undertail coverts.
尾羽修长黑色，尾上覆羽灰色，尾下覆羽橙褐色。
权威例句
Loafing Coverts Used by Northern Bobwhites in Subtropical EnvironmentsPostponed moult of primary coverts untangles the ageing of Wrynecks Jynx torquilla
The Reversed Under Wing-Coverts of Birds and their. Modifications, as exemplified in the Birds of West Africa
Tattletails: how to tell the sex and age of Purple Martins by their undertail coverts
Variation in the Extent of Greater Wing Coverts Moult in Robins (Erithacus rubecula) Migranting in Autumn Through the Polish Baltic ...
Age determination in the Bull-headed Shrike Lanius bucephalus based on buff-tips of greater primary coverts
A new insight into the ageing of Common Snipe Gallinago gallinago â the value of contrast within the wing coverts of adults
Size of black patches and spots on the upperwing and underwing greater secondary coverts in selected feathers are not good indicator...
Structure and mechanical properties of naturally occurring lightweight foam-filled cylinder – The peacock’s tail coverts shaft and...
System including multiple device communications controller which coverts data received from two different customer transaction devic...
1. But personage inside story thinks, this coverts namely actually leave one's post.
但有知情人士认为，这实际上就是变相离职。
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2. First warbler Yellow-browed, the dark bases to the secondaries and black-centred greater coverts leave few other options.
第一只是黄眉柳莺，次级飞羽暗色的基部及以黑色为中心的大覆羽留下的选择很少。
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3. In research funded by the European Union, Alessandro Bottaro of the University of Genoa in Italy has devised small keratin bristles that mimic the smallest type of bird feathers, known as coverts.
欧盟资助的一项研究中，意大利热那亚大学的亚历山德罗•波塔罗设计出一种微小型角质蛋白刷毛，他仿照了鸟身上叫做覆羽那种最小的羽毛。
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4. The denser nocturnal vapours, attacked by the warm beams, were dividing and shrinking into isolated fleeces within hollows and coverts, where they waited till they should be dried away to nothing.
夜间产生的浓厚的雾气，在温暖阳光的照射下，正在分散开来，缩小成一堆一簇的雾团，掩藏在洼地里，树林中，它们就聚集在那儿，直到最后消失得一干二净。
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5. During courtship the crested male common peacock displays his elongated upper tail coverts-a magnificent green and gold erectile train adorned with blue-green eyes-before the duller-plumaged peahen.
当求爱时期，有冠毛的普通雄性孔雀会拉长上部隐蔽的羽毛——一种竖立的华丽绿色和金色羽毛与蓝绿色的眼睛结交——站在羽毛色泽呆滞的雌孔雀面前。
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6. During courtship the crested male common peacock displays his elongated upper tail coverts-a magnificent green and gold erectile train adorned with blue-green eyes-before the duller-plumaged peahen.
当求爱时期，有冠毛的普通雄性孔雀会拉长上部隐蔽的羽毛——一种竖立的华丽绿色和金色羽毛与蓝绿色的眼睛结交——站在羽毛色泽呆滞的雌孔雀面前。
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coverts
