constrain

verb

1. 强迫；强制；迫使
   to force sb to do sth or behave in a particular way
   1. The evidence was so compelling that he felt constrained to accept it.
      证据是那样的令人折服，他觉得不得不接受。
2. 限制；限定；约束
   to restrict or limit sb/sth
   1. Research has been constrained by a lack of funds.
      研究工作因经费不足而受限制。
   2. She felt constrained from continuing by the threat of losing her job.
      由于受到失去工作的威胁，她感到很难再坚持下去。

1. VERB 约束;限制;强迫
   To constrain someone or something means to limit their development or force them to behave in a particular way.
   1. Women are too often constrained by family commitments and by low expectations...
      女性往往受到家庭责任和低期望值的束缚。
   2. How can we produce top-class engineers when universities are constrained to offer salaries that can only attract mediocre staff?...
      大学的财力有限，提供的薪酬仅能吸引水平一般的教师，在这种情况下，我们如何能培养出一流的工程师？
   3. It's the capacity of those roads which is going to constrain the amount of travel by car that can take place.
      制约驾车出行量的将会是那些道路的通行能力。
2. PHRASE 觉得被迫(做某事)
   If you feel constrained to do something, you feel that you must do it, even though you would prefer not to.
   1. For some reason he felt constrained to lower his voice.
      不知怎么的，他觉得自己必须得压低声音。

1. Women are too often constrained by family commitments and by low expectations
   女性往往受到家庭责任和低期望值的束缚。
2. How can we produce top-class engineers when universities are constrained to offer salaries that can only attract mediocre staff?
   大学的财力有限，提供的薪酬仅能吸引水平一般的教师，在这种情况下，我们如何能培养出一流的工程师？
3. It's the capacity of those roads which is going to constrain the amount of travel by car that can take place.
   制约驾车出行量的将会是那些道路的通行能力。
4. For some reason he felt constrained to lower his voice.
   不知怎么的，他觉得自己必须得压低声音。
5. This can greatly improve the performance of queries that constrain and select data along one or multiple clustering dimensions.
   这可极大改善从一个或多个集群维数限定并选择数据的那些查询的性能。
6. There are other factors, of course, that may constrain the scope of a service.
   当然，这其中还有其他一些因素也限制了服务的范围。
7. In XQuery, you can constrain a function's inputs and outputs and give them a data type.
   在XQuery，可以限制函数的输入和输出并给它们赋予一个数据类型。
8. It extends the meta-model to constrain the model where the stereotype is applied.
   它扩展了原型所应用的约束模型的元型。
9. Note that policies not only constrain decisions, but may also require decisions to be made.
   注意政策不仅约束决策，而且还可能要求要制定的决策。
10. The levels, of which there are16, are essentially shortcuts to constrain different video components when compressing.
    级别（通常有16个）本质上是快捷键，用于在压缩时限制不同的视频组件。
11. The patterns are designed to help guide the design process, not to constrain it in any way.
    设计这些模式的目的是帮助指导设计过程，而不是以任何方式来限制它。
12. You can constrain these parameters with conditions to filter the matching values.
    在一些情况下你可以限制这些参数来过滤匹配的值。
13. As we get more experience and feedback, we might find it necessary to further constrain the BSP.
    随着经验逐渐丰富和各方面反馈的增多，我们可能有必要对BSP进行进一步的约束。
14. Assertions constrain the existence of elements and attributes and their values.
    断言约束元素和属性的存在和它们的值。
15. Debt levels also constrain the flexibility of fiscal policy and risk a full-scale economic crisis.
    这种债务水平还限制了财政政策的灵活性，并且有可能引发全面经济危机。
16. The bound of upper ( lower) directional derivatives for extremal function is given under the M-F constrain criterion.
    在M&F约束准则下给出了极值函数上（下）方向导数的界。
17. The biggest constrain the individual resistances to openness.
    开放性形成对个人的最大的制约。
18. Constrain to the viewable desktop area and force to have a status bar.
    约束的可视桌面区域和力量有一个状态栏。
19. These achievements tell us: multiple problems that constrain progress can be overcome.
    这些成就告诉我们：制约进展的多方面问题可以被克服。
20. Land and other resources should not constrain the development of biomass as a renewable energy source for the future.
    土地和其它资源应该不妨碍作为未来可更新能源的生物量的发展。
21. Criticism tends to undermine and constrain the artist's creativity.
    批评家总是削弱和限制艺术家的创造力。
22. The narrow pulse is eliminated through restricting constrain conditions in the process of solving switching angles.
    通过约束条件的限制，使求解过程自动消除了可能出现的窄脉冲；
23. To constrain or overcome by harassment. No holds were barred for the Prince's unorthodox education.
    抑制通过骚扰（扰乱）来约束或征服王子的非正统教育没受过什么约束。
24. The aim is to constrain rather than contain China.
    美国的目的是限制中国，而不是遏制中国。
25. Significant barriers constrain efforts by governments and donors to increase spending on this input.
    政府和捐款机构在增加对卫生人员的投入方面面临着巨大障碍。
26. Fragility can grow to constrain agility.
    脆弱性有可能增长，从而阻碍灵活性。
27. Let our heart no longer constrain, lets it extricate.
    让我们的心不再压抑，让它解脱吧。
28. These tastes and incomes constrain how the quantity demand will react to changes in price.
    这些偏好和收入制约了数量的需求怎样对价格的变动作出反应。
29. The housing regulations constrain variety and diversity.
    住房建筑条例限制了多样性。
30. To constrain or overcome by harassment.
    抑制通过骚扰（扰乱）来约束或征服。

verb

1. restrict
   1. Tighten the rules
   2. stiffen the regulations

   Synonym:    stiffentightentighten up

2. hold back

   Synonym:    restrainencumbercumber