1. 计算机操作;计算机应用
Computing is the activity of using a computer and writing programs for it.

2. 计算机的;计算机应用的
Computing means relating to computers and their use.

1. the procedure of calculating
determining something by mathematical or logical methods

Synonym: calculationcomputation

2. the branch of engineering science that studies (with the aid of computers) computable processes and structures

Synonym: computer science