n. 功能；函数（function的复数形式）

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 a formal or official social gathering or ceremony
n a vaguely specified social event
n a set sequence of steps, part of larger computer program
v perform as expected when applied
v serve a purpose, role, or function
v perform duties attached to a particular office or place or function

functions的用法和样例：

例句

用作名词(n.)

Graph the three major types of cost functions.三种主要类型价值函数的曲线图。
A method of combining functions in a serial manner.一种把若干函数以串行方式组合起来的方法。
The long boom of the crane functions like our arms.起重机的长臂与我们的手臂功能相同。
This gadget can perform many different functions.这种机器具有多种功能。

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