孙子兵法36计都咋说：无中生有等

　　7.无中生有creating something out of nothing

　　8.暗渡陈仓advancing secretly by an unknown path

　　9.隔岸观火watching a fire from the other side of the river

　　10.笑里藏刀covering the dagger with a smile

　　11.李代桃僵palming off substitute for the real thing

　　12.顺手牵羊picking up something in passing