单词	chain of command
释义	chain of command noun phrase : a series of executive positions in order of authority a military chain of command Word History First Known Use 1825, in the meaning defined above
随便看	sleazes sleazier sleaziest sleazilier sleaziliest sleazily sleaziness sleazinesses sleazo sleazoid sleazoids sleazy sled sled corrugator sled cultivator sled dog sled dogs sled harvester sled lister cultivator sled marker sled-length sledded sledder sledders sledding

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