s. having or showing valor
a. 英勇的
n. 勇敢的人
1. The valiant knight saved the village from the dragon.
那位勇敢的骑士拯救了村庄免受龙的侵袭。
2. She made a valiant effort to finish the race despite her injury.
尽管受伤，她还是努力勇敢地完成了比赛。
3. The firefighters showed valiant courage when rescuing people from the burning building.
消防员在从着火的建筑中救人时表现出了勇敢的勇气。