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surefire

美音:[(noun) ʃuə´faıə ]点这儿播放单词美音发声
英音:[(noun) ʃuə´faıə ]点这儿播放单词英音发声
adj.准不会有错的,一定能达到目的的

难易程度:

surefire为短语/超纲词汇

surefire


adj [only before noun]
informal certain to succeed
 Children soon learn that bad behaviour is a surefire way of getting attention.
 a surefire recipe for success