created sense approved 圆筒/圓筒 · yuántǒng · cylinder
圆筒 / 圓筒
yuántǒng
cylinder
a circular cylinder or a cylindrical container
请把这张地图卷起来放入那个圆筒里。
noun
created sense approved 圆筒/圓筒 · yuántǒng · drum
圆筒 / 圓筒
yuántǒng
drum
a rotating cylindrical component in a machine or an industrial container
复印机的感光圆筒需要定期清理。
noun