bag of tricks? 比喻能屆時(shí)解決緊急問題而又暫時(shí)保密的好辦法
　　
The total skills, knowledge, and often secret abilities that a person has (a traditional reference to a magician’s bag).
　　
EXAMPLE:
To be a successful in today’s competitive business environment, an executive has to use everything in his bag of tricks.