没头没脑

Explanation: Head, brain: metaphor leads or root causes. There is no clue or no root cause. 　　Usage: Combined; as object, attribute; refers to the root causes no clue or no 　　Source: Ming Ling Mengchu "second moment of surprises," Volume 16: "Summer unexpected calamities befell the main book, unthinking bribes Zhouguan was in prison." 　　Results: Dark touch cucumber 　　Postscript: Dark touch cucumber Thesaurus:  blur, be ambiguous and vague; tergiversation, Dubious, bedimming, start sth. but fail to carry it through, extravagant; be wasteful; spend with a free hand, soft in the head, anticlimax, one's likes and dislikes caducity, disarray, have a beginning but no end, A collapse blindness, imbroglio, number of things mixed together without order, muck-up Antonym Group:  That business as usual, A consistent, foreknowledge, Constant effort yields sure success, do well from start to finish, With a strong will power, nothing is impossible, persevere, Little chips light great fires., spot fire _set_ the prairie ablaze, start off and finish, Have started a Death, carry sth.through to the end, dripping water can wear through a stone, meticulous job, grind mortar into a needle, grind through an inkstone, long years of study, pinch -nies, economize to avoid running short, perseverance will prevail, Online games it spot fire __set__ the prairie ablaze, Time tries all., Tiechuchengzhen, an iron pestle can be ground down to a needle, Jemmy Grind in acu-, keep on carving unflaggingly