单词	grey number
释义	grey number 灰数
随便看	state of art state-of-art stateofarts state of arts state-of-arts State-of-arts stateofart system state-of-art technology state of associated element state of associated gold state of atom state of automata State of awareness State of Bahrain state of bavaria shandong office state of being state-of-being State of beinglegally acceptable State of being modest State of being serious state of belligerency state of beneficial dispute state of breakdown state of bridge completion State of cold preservation