crusade 名词复数:crusades 过去式:crusaded 过去分词:crusaded 现在进行时:crusading 词形变化: 名词: crusader | 动词过去式: crusaded | 动词过去分词: crusaded | 动词现在分词: crusading | 动词第三人称单数: crusades | 词义辨析: 同义: n.(为某种目的的)运动 cause movement drive campaign