◎間不容發jiānbùróngfà
(1)[a seamless heavenly robe——flawless;by the skin of one's teeth;by a hair's breadth;the difference is as narrow as a hair's breadth]∶中間放置不下一根頭發，形容相距極微
律厤迭相治，其間不容發。——《大戴禮記》
(2)[the situation is extremely critical;within a hair of;within an inch of]∶比喻情勢危急到極點
其出不出，間不容發。——漢·枚乘《上書諫吳王》
(好工具)