cube可以这样进行记忆联想

1/词根助记

解析

cub 倾斜 -> cube 立方体

2/联想

incubate v. 孵化培养潜伏

incubation n. 孵化潜伏期繁殖

incubator n. 细菌培养器孵卵器保温箱

3/例句:

The volume of this piece of wood is equal to the cube of the side length.

这个木块的体积等于边长的三次方。