utility是什么意思|utility代表什么意思

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基本词汇

英 [ju:ˈtɪləti]

美 [juˈtɪləti]

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n.效用；实用；公用事业（费）；[计]应用程序

adj.多效用的；多功能的

名词复数: utilities

utility什么意思

noun

1.the service (electric power or water or transportation) provided by a public utility

e.g. the cost of utilities never decreases
all the utilities were lost after the hurricane

2.a facility composed of one or more pieces of equipment connected to or part of a structure and designed to provide a service such as heat or electricity or water or sewage disposal

e.g. the price of the house included all utilities

3.the quality of being of practical use

Synonym: usefulness

4.(computer science) a program designed for general support of the processes of a computer

e.g. a computer system providesutility programs to perform the tasks needed by most users

Synonym: utility programservice program

5.a company that performs a public service
subject to government regulation

Synonym: public utilitypublic utility companypublic-service corporation

6.(economics) a measure that is to be maximized in any situation involving choice

1.功用;效用;实用
Theutility of something is its usefulness.

e.g. Belief in theutility of higher education is shared by students nationwide...
全国的学生都相信高等教育是有用的。
e.g. He inwardly questioned theutility of his work.
他内心质疑自己的工作是否有用。

2.公用事业
Autility is an important service such as water, electricity, or gas that is provided for everyone, and that everyone pays for.

e.g. ...public utilities such as gas, electricity and phones.
煤气、电和电话等公用事业

1. utility的解释

1.utility：util; 实效

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