/ˌɪn.t̬ɚˈven.ʃən/
action taken to improve or help a situation 出面；介入
action by a country to become involved in the affairs of another country when they have not been asked to do so （对他国事务的）介入，干预，干涉行为
armed/military intervention
武装／军事干涉
~ in sth
NATO intervention in the troubled region
北约对这一动荡地区的干预行动