他无私的精神表现在各个方面.His selfless spirit is revealed in every thing he does.作为一名教师,他是无私的.He is selfless as a teacher.人民敬重总统无私的品质.The people esteemed the president for his unselfishness....

“无私的”的英语可以翻译为：altruistic，disinterested，[计] egoless，self-giving ...