(轴线)
轴心
an imaginary line in the middle of an object around which the object revolves
(十字)
交叉
a mark or an object formed by two short lines or pieces crossing each other
(斜线)
对角线
a straight line connecting opposite corners of a flat shape at an angle
(平行面)
平行线
a pair of geometric figures, such as lines or planes, that do not meet or intersect, no matter how far they are extended
(垂直结构)
垂直线
a line or structure that meets another at a right angle, creating a 90-degree intersection
(切触线)
切线
a straight line that touches a curve or surface at exactly one point, known as the point of tangency
(Secant线)
割线
a line that crosses a curve at least at two distinct points
(钝角度)
钝角
an angle that measures more than 90 degrees but less than 180 degrees
(90度角)
直角
an angle measuring exactly 90 degrees
语法信息:
(钝角)
斜角
an angle that measures either less or more that 90 degrees
语法信息:
(平面角度)
平面角
the measure of the tilt between two lines or surfaces in two-dimensional space, typically given in degrees or radians
语法信息:
(圆弧)
弧
(geometry) a part of a circle, which is curved
(弯月)
新月
a curved shape with narrow points at the ends that appears wider in the middle, like the shape of the moon in its first and last quarters
(卷曲)
卷发
something that resembles a spiral or coil
(螺旋形状)
螺旋
(geometry) a curved shape or design that gradually winds around a center or axis
(对称开口曲线)
抛物线
(geometry) a symmetrical open curve that is similar to the path of an object thrown into the air passes till it falls back to earth
(超曲线)
双曲线
a geometric curve formed by the intersection of a plane with two cones, resulting in two symmetrical branches
祝贺！ !
您从17 学习了Lines, Angles, and Curves 个单词。为了改进学习和复习词汇，请开始练习！
审查
闪卡
拼写
测验
