实用的英文：
practical
functional
pragmatic
applied

Functional architecture
实用建筑

JOURNAL OF PRACTICAL AESTHETIC AND PLASTIC SURGERY
实用美容整形外科杂志

Creative Thinking Tool Kit
创造性思维实用工具箱

To substantiate or authenticate with evidence.
证实用证据证明为真

Food processor is useful aids in prepare food.
食品加工机是制作食品时颇为实用的辅助机械。

Initial investigation at the first sign of emergence of a new zoonotic disease must focus on practical characteristics
人畜共患病浮现的最初迹象一经觉察后所进行的初步调查研究，必须集中在一些实用特征，

I care about the practical things.
我关心实用的事物。

Plain utilitarian kitchenware.
简单实用的厨房用具。

practical knowledge of Japanese.See Usage Note at practicable
日本人的实用哲学参见

This is a good utility chapter.
是一个很实用的章节。

A practicing attorney;a practicing Catholic.
开业律师；虔诚的天主教徒

a practicing physician; a practicing Catholic.
执业医师；虔诚的天主教徒。

practice a professio
从事某职业，开业

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。