a strong police force has been

意思翻译 一支强大的警察队伍 相似词语短语 police force───警察；警察机关；n.警察部门; 警察机关 has been───已经 strong force───强作用力；[物理]强相互吸引力 has been married───已经结婚了 has been on───一直开着 has been doing───到现在为止一直进行（现在完成进行时） has been in───到过；去过 has been to───曾经去过（某地） has been...