孙子兵法36计都咋说：釜底抽薪等

　　19.釜底抽薪extracting the firewood from under the cauldron

　　20.混水摸鱼muddling the water to catch the fish; fishing in troubled waters

　　21.金蝉脱壳slipping away by casting off a cloak; getting away like the cicada sloughing its skin

　　22.关门捉贼catching the thief by closing / blocking his escape route

　　23.远交近攻befriending the distant enemy while attacking a nearby enemy

　　24.假途伐虢attacking the enemy by passing through a common neighbor