Unselfishly

[,ʌn'sɛlfɪʃli]

(adv.) in an unselfish manner; 'he acted unselfishly when he helped her get the promotion'.

吉尔达整理--From WordNet

Herein, too, the sense of even thinking unselfishly aided him. 查尔斯·狄更斯. 艰难时事.
It was good of you, dear Newland, to devote yourself so unselfishly to Madame Olenska. 伊迪丝·华顿. 纯真年代.

吉尔达整理