n. (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function)
n. what something is used for
n. the actions and activities assigned to or required or expected of a person or group
n. a relation such that one thing is dependent on another
n. 官能, 职务, 功能, 函数
vi. 活动, 运行, 行使职责
[计] 功能, 函数
1. The main function of the heart is to pump blood.
心脏的主要功能是泵送血液。
2. This app has a new function that helps you organize your tasks.
这个应用程序有一个新功能，可以帮助你整理任务。
3. In mathematics, a function relates an input to an output.
在数学中，函数将输入与输出联系起来。