C2级单词表 - 形状

having a surface that is curved outward

凸的

having six equal sides and six angles

六边形的

having a surface that is curved inward

凹的

having the shape of a trapezoid, a quadrilateral with one pair of parallel sides

梯形的

having curved lines, forms, or structures

曲线的

having a shape with multiple straight edges and angles

多边形的

having the form of a ring

环形的

resembling an ellipse or an oval-shaped object

椭圆形的

resembling a curve that is U-shaped or bowl-shaped

抛物线的

having the shape or characteristics of an octagon, which is a polygon with eight sides and eight angles

八角形的

characterized by or resembling a tetrahedron, which has four triangular faces

四面体的

having the shape of a pentagon, which is characterized by five straight sides and five angles

五角形的

having the form or characteristics of a cone, which is a three-dimensional geometric shape with a circular base tapering to a point at the apex

锥形的

having a spiral or wound shape, often forming a series of loops or turns

缠绕的

having the shape or characteristics of a tube

管状的

resembling a structure with a polygonal base and triangular sides, often tapering to a point at the apex

金字塔形的

resembling a doughnut or a ring-shaped object

环形的

having a rounded, swollen, or bulb-shaped form

球茎的

a rectangular figure that has unequal adjacent sides with arched angles

长方形,椭圆形长方体

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

新月