古詩詞大全網 - 四字成語 - "authority"是什麽意思

"authority"是什麽意思

authority

[英][?:?θ?r?ti][美][?θ?:r?ti]

n.

權威; 權力; 學術權威; [復數]當權者;

He's universally recognized as an authority on Russian affairs.

他是公認的俄羅斯事務專家。