堵截 cut off 堵截敌人的供应线 cut off the enemy's line of supply; 堵截敌人的退路 cut off the enemy's retreat; 堵截去路 cut off the retreating way
边境 border; frontier 封锁边境 close the frontiers; seal off the borders; 开放边境 open the borders or frontiers; 边境安宁 security of the border; 边境冲突 border clash; clash conflict; 边境地区 backcountry; border; 边境兑换 exchange of the frontier; 边境检查站 border check point; frontier inspection station; 边境交货 delivered at the frontier; 边境居民出入境通行证 boundary resident's entry [exit] certificate; 边境贸易 frontier trade; border trade; 边境市镇 border town; 边境事件 border incidents
Secondly , to improve the detection rate by developing and spreading the advanced technique in order to cut off the gateway of traffic in drug that from china to other countries by setting up defence pass in the important region . to set up secret force in order to investigate the drug case . 2 、开发研制、推广使用先进的技术方法,提高发现侦查线索的能力,提高毒品案件的侦破率。 3 、在重点地区设立关卡,采取边境堵截,内地查缉相结合,尽量不让毒品进入内地,切断境外毒品假道我国大陆通往港澳以及其它地区的路线。