infest的一般过去时为：infested...

n.（害虫、盗贼等）群袭，出没，横行( infestation的名词复数 )...

Crime infests that poor neighbourhood.那个贫困街区犯罪猖獗.I have defeated Ordrak, but his darkness still infests the Ember here.我击败了奥卓克, 但是它的黑暗力量仍然寄宿在这里的灰烬水晶中.European beetle; infests beehives.欧洲甲虫; 在蜂窝中滋生....