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单词 master key
释义 master key
noun
1. : a key made so that it will open several locks differing somewhat from each other
2. : something of decisive or key importance in the solution of a difficulty, problem, or dispute
 < one of the master keys to the outcome of the … struggle — Current History >
 < the master key that explained the many mysteries of recent history — Oscar Handlin >
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更新时间:2025/1/11 18:21:54