三个内角都是锐角的三角形叫做锐角三角形。大于0°而小于90°的角，叫做锐角。 锐角三角形和钝角三角形统称斜三角形。
n. oxygon
misc. acute triangle
在海平面上突出的锐角三角形实际上是一条渔船。
The sharp-edged triangle poking out of the flat ocean was in fact the tip of a shipwreck.
我每天在窗口感受到阳光、影子、车流和锐角三角形的变化。
Every day I feel the sun in the window, shadows, traffic, and changes in acute triangle.
结果：小儿SOF随年龄的增长，形状由等腰三角形向锐角三角形演变。
Results: The shape of SOF changed from isosceles triangle in the stage of newborn to acute triangle by the stage of 7 years.
应用推荐