strike force
noun [ C ] uk/ˈstraɪk ˌfɔːs/ us/ˈstraɪk ˌfɔːrs/
打击力量;（尤指）快速反应部队，警方快速行动部队;攻击性部队
a group of people, especially soldiers or police officers, who are organized and trained to take strong, sudden action to stop something harmful or unpleasant from continuing
We need a multinational strike force to combat drug trafficking. 我们需要组建一支多国快速行动部队来打击毒品贩卖活动。