单词	master key
释义	master key noun : a key designed to open several different locks Example Sentences Recent Examples on the Web McCraw said Tuesday there was more than one master key for the classrooms in the school, which would explain why the one Arredondo had did not work. Christina Maxouris, CNN, 21 June 2022 Despite a search for a master key to the classrooms by the school police chief, Pete Arredondo, and others, no one called the principal, who had one. New York Times, 17 July 2022 McCraw said that around this time, Arredondo was looking for a master key to the classroom doors. Joyce Sohyun Lee, Washington Post, 17 July 2022 Marcano, a 19-year-old Valencia College student, was killed by Armando Caballero, a maintenance worker who used a master key to access her apartment at Arden Villas in east Orange County. Amanda Rabines, Orlando Sentinel, 11 July 2022 The commander of a Border Patrol tactical team waited for a bullet-proof shield and working master key for the classroom, which may have not even been needed, before entering the classroom. Jake Bleiberg And Paul J. Weber, Anchorage Daily News, 18 July 2022 Sources familiar with the investigation claimed that while searching for a master key, Arredondo tried the janitor's keys on a door out of harm's way on a nearby classroom. Josh Margolin, ABC News, 19 June 2022 Williams put him in contact with Proctor, who initially offered to sell a master key and 10 checks for $3,500. Adam Ferrise, cleveland, 30 June 2022 Marcano, a 19-year-old Valencia College student, was killed by a maintenance worker who used a master key to access her apartment at Arden Villas, authorities said. Monivette Cordeiro, Orlando Sentinel, 27 June 2022 See More Word History First Known Use 1577, in the meaning defined above
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