词汇	Verhoeff's circle
释义	Verhoeff's circle 医维尔赫夫环
随便看	tertiary industrial sectors Tertiary industrial structure tertiary industrial water consumption tertiary industries tertiary industry tertiary-industry Tertiary-Industry Tertiary.industry tertiary industry development tertiary institute tertiary institutes tertiary institution tertiary institution for overseas Chinese tertiary nitroparaffines tertiary nodule tertiary normal institution tertiary obstruction tertiary occupation tertiary ocean history tertiary oil production tertiary oil recovery tertiary opposition tertiary institutions tertiary institutions of engineering tertiary interactions