圆筒

yuán tǒng qún

圆筒裙

barrel skirt

yuán tǒng cháng wà

圆筒长袜

tube stockings

mì fēng yuán tǒng

密封圆筒

tight barrels

zhōng kōng de yuán tǒng

中空的圆筒

a hollow cylinder

qì tǐ chǔ cún zài yuán tǒng nèi

气体储存在圆筒内。

The gases are stored in cylinders.