拟合函数的英文：
fitted function

This cap fits you better.
这顶帽子对你更合适。

To join by or fit into a gain.
在腰槽内连接或配合

This car is fitted with radial tyres.
这辆车配有子午线轮胎。

She was fit to scream.
她几乎要尖叫起来。

make (animals) fit for cultivation.
使（动物）适应耕作。

function requester
功能请求者

norm functional
范数泛函

The divergence of a vector function is the scalar function
矢量函数的散度是一个标量函数。

A functional is a kind of function where the dependent variable is itself a function.
泛函就是自变量本身为函数的一数函数。

The frequency response function includes an aerodynamic transfer function
频率的主函数包括主动力传递函数。