形容词
中文翻译：无私的
同义词：
['selfless', 'unselfish例句：1. He is always willing to help others without expecting anything in return.（他总是愿意帮助别人，不求回报。）']
例句：
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1. He is always willing to help others without expecting anything in return.
他总是愿意帮助别人，不求回报。
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2.The teacher was praised for her unselfish dedication to her students.
老师因其对学生们无私奉献而受到赞扬。
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3. She gave up her own desires to ensure the success of her team.
她放弃了自己的需求，以确保团队的成功。