noun🔗Share圆柱体，柱面。 A surface created by projecting a closed two-dimensional curve along an axis intersecting the plane of the curve."The pencil holder was a cylinder, its smooth surface created by rotating a circle around its central axis. "这个笔筒是一个圆柱体，它光滑的表面是由一个圆绕着它的中心轴旋转而形成的。mathsciencefigurestructureChat with AIVocabulary GamePractice Reading
noun🔗Share圆柱体， 筒体 A solid figure bounded by a cylinder and two parallel planes intersecting the cylinder."The pencil holder was in the shape of a cylinder. "那个笔筒是圆柱体的形状。mathfigurestructureChat with AIVocabulary GamePractice Reading
noun🔗Share圆柱体，柱状物 Any object in the form of a circular cylinder."The chef used a rolling pin in the shape of a cylinder to flatten the dough. "厨师用一个圆柱形的擀面杖把面团擀平了。materialtypestructureitemChat with AIVocabulary GamePractice Reading
noun🔗Share汽缸，缸筒 A cylindrical cavity or chamber in a mechanism, such as the counterpart to a piston found in a piston-driven engine."The engine's cylinder compressed the air, pushing the piston down. "发动机的汽缸压缩空气，推动活塞向下运动。machineparttechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share汽缸，缸筒 The space in which a piston travels inside a reciprocating engine or pump."The mechanic checked the cylinder of the old engine to see if it was worn. "那名机械师检查了旧发动机的汽缸，看看是否有磨损。machinetechnicalpartChat with AIVocabulary GamePractice Reading
noun🔗Share气瓶，煤气罐。 A container in the form of a cylinder with rounded ends for storing pressurized gas; a gas cylinder."My dad brought home a large cylinder of propane gas for the barbecue. "我爸带回家一个很大的丙烷气瓶，准备烧烤用。materialitemutilitytechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share蜡筒，圆筒录音。 An early form of phonograph recording, made on a wax cylinder."My grandfather's antique music collection included a few wax cylinders. "我爷爷的古董音乐收藏里有一些蜡筒录音。technologysoundmediahistoryentertainmentChat with AIVocabulary GamePractice Reading
noun🔗Share转轮，弹仓. The part of a revolver that contains chambers for the cartridges."The gunsmith carefully inspected the cylinder of the revolver, checking that all the chambers were empty. "枪匠仔细检查了左轮手枪的转轮弹仓，确认所有弹膛都是空的。partweaponChat with AIVocabulary GamePractice Reading
noun🔗Share柱面 The corresponding tracks on a vertical arrangement of disks in a disk drive considered as a unit of data capacity."The hard drive's cylinder holds 10 megabytes of data. "硬盘的柱面存储着10兆字节的数据。computingtechnologyelectronicsmachineChat with AIVocabulary GamePractice Reading
verb🔗Share滚压，压光。 To calender; to press (paper, etc.) between rollers to make it glossy."The printer operator cylindered the paper to make it smooth and shiny for the school project posters. "印刷机操作员滚压了纸张，使其光滑发亮，以便用于学校项目的海报。materialprocessindustryChat with AIVocabulary GamePractice Reading
