Confusion consequently reigns over a broad spectrum of unanswered questions dealing with avian origins and the biology of dinosaurs and early birds.

因此，关于鸟类的起源、恐龙和早期鸟类的生物学特性等一系列未解之谜都笼罩在困惑之中。

youdao

Freelancers oftentimes have a broad spectrum of knowledge which can be helpful to others.

自由职业者往往见多识广，这一点对别人很有用。

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Never have two great powers been obligated to work together on such a broad spectrum of issues.

从来没有两个大国肩负着在如此广泛的问题上相互合作的重任。

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Furthermore, the process must include a broad spectrum of Egyptian voices and opposition parties.

WHITEHOUSE: President Obama on Transition in Egypt

Leaders joined from across the country and from a broad spectrum of religious and non-religious backgrounds.

WHITEHOUSE: Faith-based and Neighborhood Partnerships Blog

Mr Carlin brings the story alive by telling it through the eyes of a broad spectrum of South Africans.

ECONOMIST: Nelson Mandela