cyl.in.der
n.Abbr. cyl.（名词）缩写 cyl.Mathematics 【数学】 The surface generated by a straight line intersecting and moving along a closed plane curve, the directrix, while remaining parallel to a fixed straight line that is not on or parallel to the plane of the directrix.柱面：一条直线与一个封闭的平面曲线相交及沿着平面曲线移动所形成的平面，准线则与一个不在此准线平面上或者不与此准线平面平行的固定直线保持平行The portion of such a surface bounded by two parallel planes and the regions of the planes bounded by the surface.平面部分：由两个平行平面所确定的表面的部分以及由此表面所确定的平面的空间A solid bounded by two parallel planes and such a surface, especially such a surface having a circle as its directrix.圆柱体：由两个平行平面和这样的表面，特别是有一个圆作为其准线的平面所形成的柱体A cylindrical container or object.圆柱形容器，圆柱形物体Engineering 【工程学】 The chamber in which a piston of a reciprocating engine moves.汽缸：有往复式发动机的活塞移动的空室The chamber of a pump from which fluid is expelled by a piston.缸：泵内由活塞从中排出流体的空室The rotating chamber of a revolver that holds the cartridges.子弹轮转盘：装有弹药的左轮手枪的旋转弹膛Any of several rotating parts in a printing press, especially one that carries the paper.印刷机滚筒：印刷机，特别是传送报纸的印刷机的任何旋转部分Archaeology A cylindrical stone or clay object with an engraved design or inscription.【考古学】 雕纹圆柱物：带有雕刻的图案或者文字的圆柱形石头或者陶制物体
来源：Latin cylindrus 拉丁语 cylindrus from Greek kulindros 源自 希腊语 kulindros from kulindein [to roll] 源自 kulindein [滚动]
