1. operate vt.操作; 经营; 运转; 管理
例句:How does this machine operate?
这台机器运转怎么样?
2. attack vt.攻击,进攻,抨击
例句:Can the town be secured against attack?
能保护这个市镇不受攻击吗?
3. extremism n.极端主义; 极端性; 过激论,极端论
例句:The council was often accused of extremism.
人们常抨击该委员会是极端主义。
4. criminal adj. 犯罪的; 刑事的; 可耻的
例句:Criminal groups in general are leagued together against the forces of law.
犯罪集团一般被组成联盟以反对法律的力量。