"Brave" 是一个常用的形容词，意思是勇敢的。它来自古英语中的 "braef"，意思是精神坚定，肯定无畏。
例句：
He was a brave soldier who never hesitated to face danger. 他是一个勇敢的士兵，从不犹豫面对危险。
She showed great bravery in the face of adversity. 她在逆境面前表现出了巨大的勇气。
The firefighters were hailed as heroes for their bravery in rescuing people from the burning building. 消防队员因在大火中拯救人命而被称为英雄。