intervene
英 [ɪntə'viːn]
美[,ɪntɚ'vin]
	    - vi. 干涉;调停;插入
 
英英释意
- 1. get involved, so as to alter or hinder an action, or through force or threat of force;
 - "Why did the U.S. not intervene earlier in WW II?"
 
- 2. be placed or located between other things or extend between spaces and events;
 - "This interludes intervenes between the two movements"
 - "Eight days intervened"
 
- 3. occur between other event or between certain points of time;
 - "the war intervened between the birth of her two children"