Volume is how much space something occupies. 体积是指某一物体所占的空间。

　　In this case, space consists of three dimensions, length, width and height. 这样的话，空间由长、宽和高这三维组成。

　　Volume is presented by milliliters or cubic centimeters. 体积由毫升或立方厘米表示。

　　The units of volume depend on the units of length. 体积单位取决于长度单位。

　　If the lengths are in meters, the volume is going to be in cubic meters.  如果长度是以“米”表示，那么体积就用“立方米”表示。

　　Volume can also be measured by placing objects in water. 也可以把物体放入水中来测量体积。