crusade
英 [kruː'seɪd]
美[kru'sed]
	    - n. 改革运动;十字军东侵
 - vi. 加入十字军;从事改革运动
 
英英释意
- 1. a series of actions advancing a principle or tending toward a particular end;
 - "he supported populist campaigns"
 - "they worked in the cause of world peace"
 - "the team was ready for a drive toward the pennant"
 - "the movement to end slavery"
 - "contributed to the war effort"