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	hydromancies hydromancy hydromanteses hydromantesses hydromassage hydromechanical hydromechanics hydromedusa hydromedusae hydromedusan hydromedusas hydromedusoid hydromedusoids hydromels hydrometallurgical hydrometallurgies hydrometallurgist hydrometallurgists hydrometallurgy hydrometamorphism hydrometeor hydrometeorological hydrometeorologies hydrometeorologist hydrometeorologists

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