constraint

noun

OPAL W

/kənˈstreɪnt/

[countable] a thing that limits something, or limits your freedom to do something限制；限定；约束 synonym restriction
- constraints of time/money/space时间／资金／空间的限制
- financial/economic/legal/political constraints财政／经济／法律／政治约束
- constraint on something This decision will impose serious constraints on all schools.这项决定将使所有的学校受到各种严格的限制。
Synonyms limit
limit
- restriction
- control
- constraint
- restraint
- limitation
These are all words for something that limits what you can do or what can happen.
- limit the greatest or smallest amount of something that is allowed:
  The EU has set strict limits on pollution levels.欧盟对污染程度作了严格的限定。
  the speed limit速度限制
- restriction (rather formal) a rule or law that limits what you can do:指限制规定、限制法规：
  There are no restrictions on the amount of money you can withdraw.取款没有限额。
- control (often in compounds) the act of limiting or managing something; a method of doing this:
  arms control军备控制
- constraint (rather formal) a fact or decision that limits what you can do:指限制、限定、约束：
  We have to work within severe constraints of time and money.我们必须在时间紧迫、资金紧张的限制下工作。
- restraint (rather formal) a decision, a rule, an idea, etc. that limits what you can do; the act of limiting something because it is necessary or sensible to do so:指约束力、管制措施、制约因素、控制、限制：
  The government has imposed export restraints on some products.政府对一些产品实行了出口控制。
  The unions are unlikely to accept any sort of wage restraint.工会不大可能接受任何形式的工资限制。
- limitation the act or process of limiting something; a rule, fact or condition that limits something:
  They would resist any limitation of their powers.他们会抵制对他们权力的任何限制。
restriction, constraint, restraint or limitation?用 restriction、constraint、restraint 还是 limitation？These are all things that limit what you can do. A restriction is rule or law that is made by somebody in authority. A constraint is something that exists rather than something that is made, although it may exist as a result of somebody’s decision. A restraint is also something that exists: it can exist outside yourself, as the result of somebody else’s decision; but it can also exist inside you, as a fear of what other people may think or as your own feeling about what is acceptable: moral/social/cultural restraints. A limitation is more general and can be a rule that somebody makes or a fact or condition that exists.Patterns
- limits/restrictions/controls/constraints/restraints/limitations on something
- limits/limitations to something
- severe limits/restrictions/controls/constraints/restraints/limitations
- tight limits/restrictions/controls/constraints
- to impose/remove limits/restrictions/controls/constraints/restraints/limitations
- to lift restrictions/controls/constraints/restraints
- The government has placed tight constraints on spending this year.政府今年实行了严格的开支限制。
- There are major financial constraints on all schools.所有的学校都面临严重的财政限制。
- We have to work within severe constraints.我们得在严格的限制范围内工作。
- We are severely limited by legal and political constraints.我们受到法律和政治的严重限制。
Collocations Dictionary
adjective
- important
- major
- severe
- …
verb + constraint
- impose
- place
- put
- …
preposition
- within a/the constraint
- without constraint
- constraint on
- …
[uncountable] strict control over the way that you behave or are allowed to behave约束；严管
- At last we could relax and talk without constraint.我们终于可以放松下来，无拘无束地谈话了。

词源late Middle English (in the sense ‘coercion’): from Old French constreinte, feminine past participle of constraindre, from Latin constringere ‘bind tightly together’.

词汇	constraint
释义	constraint noun OPAL W /kənˈstreɪnt/ /kənˈstreɪnt/ [countable] a thing that limits something, or limits your freedom to do something限制；限定；约束 synonym restriction constraints of time/money/space时间／资金／空间的限制 financial/economic/legal/political constraints财政／经济／法律／政治约束 constraint on something This decision will impose serious constraints on all schools.这项决定将使所有的学校受到各种严格的限制。 Synonyms limitlimit restriction control constraint restraint limitation These are all words for something that limits what you can do or what can happen. limit the greatest or smallest amount of something that is allowed: The EU has set strict limits on pollution levels.欧盟对污染程度作了严格的限定。 the speed limit速度限制 restriction (rather formal) a rule or law that limits what you can do:指限制规定、限制法规： There are no restrictions on the amount of money you can withdraw.取款没有限额。 control (often in compounds) the act of limiting or managing something; a method of doing this: arms control军备控制 constraint (rather formal) a fact or decision that limits what you can do:指限制、限定、约束： We have to work within severe constraints of time and money.我们必须在时间紧迫、资金紧张的限制下工作。 restraint (rather formal) a decision, a rule, an idea, etc. that limits what you can do; the act of limiting something because it is necessary or sensible to do so:指约束力、管制措施、制约因素、控制、限制： The government has imposed export restraints on some products.政府对一些产品实行了出口控制。 The unions are unlikely to accept any sort of wage restraint.工会不大可能接受任何形式的工资限制。 limitation the act or process of limiting something; a rule, fact or condition that limits something: They would resist any limitation of their powers.他们会抵制对他们权力的任何限制。 restriction, constraint, restraint or limitation?用 restriction、constraint、restraint 还是 limitation？These are all things that limit what you can do. A restriction is rule or law that is made by somebody in authority. A constraint is something that exists rather than something that is made, although it may exist as a result of somebody’s decision. A restraint is also something that exists: it can exist outside yourself, as the result of somebody else’s decision; but it can also exist inside you, as a fear of what other people may think or as your own feeling about what is acceptable: moral/social/cultural restraints. A limitation is more general and can be a rule that somebody makes or a fact or condition that exists.Patterns limits/restrictions/controls/constraints/restraints/limitations on something limits/limitations to something severe limits/restrictions/controls/constraints/restraints/limitations tight limits/restrictions/controls/constraints to impose/remove limits/restrictions/controls/constraints/restraints/limitations to lift restrictions/controls/constraints/restraints The government has placed tight constraints on spending this year.政府今年实行了严格的开支限制。 There are major financial constraints on all schools.所有的学校都面临严重的财政限制。 We have to work within severe constraints.我们得在严格的限制范围内工作。 We are severely limited by legal and political constraints.我们受到法律和政治的严重限制。 Collocations Dictionaryadjective important major severe … verb + constraint impose place put … preposition within a/the constraint without constraint constraint on … [uncountable] strict control over the way that you behave or are allowed to behave约束；严管 At last we could relax and talk without constraint.我们终于可以放松下来，无拘无束地谈话了。词源late Middle English (in the sense ‘coercion’): from Old French constreinte, feminine past participle of constraindre, from Latin constringere ‘bind tightly together’.
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