一般トレーニング IELTS（バンド5以下） - 形状

having an empty space within

中空

(of a surface) continuing in a straight line with no raised or low parts

平らな

having a circular shape, often spherical in appearance

ラウンド

having four even sides and four right angles, forming a shape resembling a regular square

正方形の

shaped like a rectangle, with four right angles

長方形

having a shape like a circle

円形

rounded in shape but wider in one direction, such as the shape of an egg

楕円形の

shaped like a triangle, with three sides and three angles

三角

shaped like a star, with several angles

星型の

shaped like the common representation of a heart, with two equal curved parts

ハート型の

without bending or curving in any angle or direction

直線）