根据最新研究，鸟类的翅膀是从它们祖先的前臂进化而来。一直以来，它们的身体造型由覆盖的羽毛决定。
According to the latest study, birds' wings evolved from the forearms of their ancestors and over time their whole body shape was determined by the covering of feathers.
但它们真的独一无二，令人惊奇，绝不逊于那些一直被赞美的蝴蝶和甲虫的翅膀。
But they may be as distinctive and marvelous as the much-studied, much-celebrated wings of butterflies and beetles.
本特利轿车标志是以公司名的第一个字母“B”为主体，生出一对翅膀，似凌空翱翔的雄鹰，此标志一直沿用至今。
Bentley car company name sign is the first letter "b" as the main, give birth to a pair of wings, like volley soaring eagle, the logo still in use.
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