円えん筒とうえんとうCommon wordFreq.FrequencyTop 50,000Meanings1nouncylinderRefers to a cylindrical shape or object, used in geometry, engineering, and everyday descriptions.この部ぶ品ひんは円えん筒とうの形かたちをしている。This part has a cylindrical shape.円えん筒とうの体たい積せきを計けい算さんしてください。Please calculate the volume of the cylinder.