These achievements are a testament to the courage , selflessness and teamwork of america 's armed forces .
这些成就证明了美国武装力量的勇气,无私和团队合作。
It was after mrs. dodd became an adult that she realized the strength and selflessness her father had shown in raising his children as a single parent .
多德太太成人后她才意识到她的父亲一个人养大孩子所表现的力量和无私。
The researchers say the selflessness that comes with spirituality enhances characteristics that are important for adopting a global society based on the virtues of peace and cooperation .