“英勇行为”常见的英文表达是 “heroic act” 或 “heroic deed”。
heroic act:强调行为的英勇特质,突出在困难、危险情境下展现出的非凡勇气和自我牺牲精神。例如:The firefighter's heroic act saved several lives.(那位消防员的英勇行为挽救了好几条生命。)
heroic deed:侧重于描述具体英勇的事迹,重点在于所做事情本身的英勇性质。例如:The soldiers were praised for their heroic deeds in the battle.(士兵们因在战斗中的英勇事迹而受到赞扬 。)