十拿九稳

Explanation: Analogy quite sure. 　　Usage: Joint type; as the predicate attribute, object, adverbial; with compliment 　　Source: Qing Wen Kang "Heroic Biography": "This line, I'm afraid this case there is not necessarily a shoo." 　　Examples: His academic performance is very good, the university entrance exam should be ~ thing. 　　Results: Tank caught tortoise; pair of hands and jug; hands holding the egg 　　Postscript: Tank caught tortoise; pair of hands and jug; hands holding the egg 　　Riddle: Wengzhongzhuobie; a finger spasm Thesaurus:  no danger of anything going wrong; infallible; surefire; be perfectly safe; cannot possibly go wrong, Bottom fish tank, Fish Tour cauldron containing boiling water, be in imminent peril like fish swimming in a cooking pot, be bottled up like a turtle trapped in a jar, Fish swimming in tank bottom, Boiling kettle of fish swim, Fish swim in a tank reactor, You scorch kettle of fish