spur on 鼓舞, 鞭策 例句与用法: He was spurred on by ambition. 他胸怀大志。 She spurred on her team to try harder. 她鼓励她的一队人更努力地试着干下去。 词形变化: 动词过去式: spurred | 动词过去分词: spurred | 动词现在分词: spurring | 动词第三人称单数: spurs |