| 单词 | 中轴 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔axis〕A center line to which parts of a structure or body may be referred.中轴：结构物或人体的某些部分可被参照的中心线美国传统〔axis〕An imaginary line to which elements of a work of art, such as a picture, are referred for measurement or symmetry.中轴线：相对于某些要求测量或对称的文艺作品的一条假想线，如绘画美国传统〔columella〕Any small columnlike structure in various plants and animals, often forming the central axis of development for the organism or an anatomical structure.小柱：植物和动物中的一种小的柱状结构，通常构成有机体发展或解剖架的中轴美国传统〔helix〕Mathematics A three-dimensional curve that lies on a cylinder or cone, so that its angle to a plane perpendicular to the axis is constant.【数学】 螺旋线：附着于圆柱体或圆锥体之上的三维曲线，其垂直于中轴线的平面角是一个恒量美国传统〔involute〕Having whorls that obscure the axis or other volutions, as the shell of a cowrie.内旋的：象玛瑙的壳一样具有遮住了中轴的螺旋线或其它旋状物的美国传统〔parabola〕A plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the cone.抛物线：一个直立圆锥和平行于该锥体中轴的平面相交形成的平面曲线美国传统〔pivot〕Windows that pivot from a central point are easy to clean.沿中轴转动的窗子容易擦洗。牛津高阶〔pole〕Either extremity of an axis through a sphere.（轴的）两极：穿过一个球体的中轴的两端中的任一端美国传统〔postaxial〕Located behind an axis of the body, as the lateral aspect of the lower leg or the medial aspect of the upper arm.轴后的，腿腓骨后的：位于身体中轴后方的，如小腿的后部或上手臂的中间部分美国传统〔preaxial〕Situated in front of or superior to the median axis of the body or a body part.轴前的：处于身体或身体部位中轴前方或上方的美国传统〔quartersaw〕To saw (a log) into quarters lengthwise along its axis.四分周锯开：将（一圆木）沿中轴线纵向锯成四部分美国传统〔rim〕The circular outer part of a wheel, furthest from the axle.轮缘：离中轴最远的轮状物的圆形外圈部分美国传统〔surveyor's level〕An instrument having a telescope and attached spirit level mounted on a tripod and rotating around a vertical axis.测量水准器：带有望远镜以及装在三脚架上的气泡水准仪并能绕一垂直中轴旋转的仪器美国传统〔syncline〕A fold in rocks in which the rock layers dip inward from both sides toward the axis.向斜：岩石层从两侧向中轴倾斜的岩石中的褶皱美国传统〔trunk〕The main woody axis of a tree.树干：树的木质中轴美国传统〔trunnion〕A pin or gudgeon, especially either of two small cylindrical projections on a cannon forming an axis on which it pivots.炮耳：轴或耳轴，尤指炮两边形成旋转中轴的两个圆柱形小突起美国传统〔worm screw〕The spirally threaded shaft of a worm gear.蜗杆：蜗轮装置的螺旋中轴美国传统〔yaw〕To turn about the vertical axis. Used of an aircraft, a spacecraft, or a projectile.偏航：绕垂直中轴旋转，用于飞机、太空船或火箭美国传统 |
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