In 1919, Du Bois sponsored and organized first pan-African Congress.

1919年，杜波依斯发起并组织召开了第一届泛非大会。

When his mother died in 1884, Du Bois was 16 years old and penniless.

当他的妈妈死于1884年时，杜博斯只有16岁大而且身无分文。

Clifford Du Bois regarded his acid young superior with a curious eye.

珂力弗·杜·保阿斯用一副好奇的眼睛看着他那尖酸的青年上司。

Du Bois had been striving persistently for the civil and political rights of African-Americans throughout his life.

杜波依斯一生都在为争取黑人的平等权利而斗争。

Du Bois held oriflamme of pan-Africanism high and devoted himself to African Negroes liberation, so that he was the thesaurus of pan-Africanism in a long time.

杜波依斯高举泛非主义的旗帜，为非洲黑人的解放而不懈努力，以至于在很长一段时间内杜波依斯成了“泛非主义”的同义词。