单词	imperial city
释义	imperial city noun 1 : a city (as Rome) that is the seat of empire 2 : a city that is an immediate vassal of the emperor of the Holy Roman Empire Word History First Known Use 1550, in the meaning defined at sense 1
随便看	grayhead grayhens grayhound graying graying out grayish grayisher grayishest graylag graylags graylier grayliest grayling graylings grayly graymails graymalkin grayness graynesses grayout grayouts graypate grays Grays Harbor grays out

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