Halloween is the gaudiest example of the infantilization of the American culture.
万圣节是美国文化不成熟最俗丽的表现。
2
How this plumage evolved is no mystery: he healthiest males usually have the most spectacular plumage, so females choose whichever male has the gaudiest feathers.
最健康的雄性往往拥有最炫目的羽毛，所以雌性会选择有着最绚丽羽毛的雄性极乐鸟。
3
How this plumage evolved is no mystery: the healthiest males usually have the most spectacular plumage, so females choose whichever male has the gaudiest feathers.