这个正方体的每个面都是正方形。

Each face of this cube is a square.

他用积木搭了一个正方体。

He built a cube with the building blocks.

这个正方体的边长是5厘米。

The side length of this cube is 5 centimeters.

他把糖切成了小正方体。

He cut the sugar into small cubes.

我们在数学课上学习了如何计算正方体的体积。

We learned how to calculate the volume of a cube in math class.

正方体是一种特殊的长方体.

A cube is a special cuboid.

正方体是立体图形.

A cube is a solid.

这个正方体的棱长最大是多少厘米？

How long can the longest edge of the cube be ?

一个正方体的棱长是5厘米，它的所有棱长之和是多少厘米？

The length of a cube is 5cm. What's the sum of all its edges ?

该程序是在长方体程序的基础上实现对其继承，实现对正方体的描述。

The program is in the cuboid procedures based on their inheritance, to achieve a description of cube.