utility中文什么意思

[ ju:'tiliti ]发音:   用"utility"造句
n.
1.有用,有益;实用,【经济学】效用;功利;〔常 pl.〕 有用的东西。
2.【哲学】功利主义。
3.【戏剧】跑龙套的[演配角的]演员。
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例句与用法

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  1. Utility bills didn't amount to much .
    公用事业的费用有限。
  2. Utility companies could install and maintain them .
    公用事业公司可以安装并保养它们。
  3. It is the purpose of soliciting funds from utility employees .
    目的是向公司的雇员募捐。
  4. The utility was entering new and uncharted territory .
    公司进入了一个陌生的、未知的领域。
  5. This is not the end of the utility of the particle concept .
    粒子概念的应用并非到此为止。

英文释义

名词
  1. the service (electric power or water or transportation) provided by a public utility; "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; "the price of the house included all utilities"
  3. the quality of being of practical use
    同义词:usefulness
  4. (computer science) a program designed for general support of the processes of a computer; "a computer system provides utility programs to perform the tasks needed by most users"
    同义词:utility program, service program
  5. a company that performs a public service; subject to government regulation
    同义词:public utility, public utility company, public-service corporation
  6. (economics) a measure that is to be maximized in any situation involving choice
形容词
  1. capable of substituting in any of several positions on a team; "a utility infielder"
    同义词:substitute
  2. used of beef; usable but inferior
    同义词:utility-grade

百科释义

In economics, utility is a representation of preferences over some set of goods and services. Preferences have a (continuous) utility representation so long as they are transitive, complete, and continuous.
详细百科解释

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