英德
有道
百度
谷歌
图片
维基
百科
雄鸟 [xíong niǎo]
cock
- 鸟儿求偶的表现包括雄鸟抖松羽毛的炫耀行为。
Courtship will include display in which the male fluff up his feather. - 有了这样健康、有支持的食物供给，雌鸟能够专心孵育幼鸟而不用去帮助雄鸟。
With this healthy, reliable food supply, females can raise the hatchlings without help from the males. - 鸟羽的紫外光反射取决于羽毛的次显微结构，因此可以看成是雄鸟健康状况的有用指标。
UV reflectance from the plumage of birds depends on the submicroscopic structure of feathers, so it can serve as a useful indicator of the health of male birds.
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中国词汇量第二的英语词典
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