出处:按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第117页(215字)
形容遇到危难时勇敢地站出来,例他是一个见义勇为的人,每见不平,就挺身而出,置个人生死安危于度外。
He is the sort of person who is always ready to do what is right and never gives any thought to his personal safety.