constrained

英 [kənˈstreɪnd]

美 [kənˈstreɪnd]

adj.  不自然的; 强迫的; 过于受约束的
v.  强迫; 强制; 迫使; 限制; 限定; 约束
constrain的过去分词和过去式

过去分词：constrained　过去式：constrained　

GRE

BNC.25289 / COCA.25805

牛津词典

adj.

• 不自然的；强迫的；过于受约束的
  not natural; forced or too controlled
  1. constrained emotions
     受压抑的情感

柯林斯词典

• VERB 约束;限制;强迫
  Toconstrainsomeone 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。
• PHRASE 觉得被迫(做某事)
  If youfeel constrained todo 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。

英英释义

adj

• lacking spontaneity
  1. a constrained smile
  2. forced heartiness
  3. a strained smile
  Synonym:forcedstrained

双语例句

• At the first meeting he was rather constrained and said little.
  初次见面时，他有些拘谨，不怎么说话。
• 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。
• I felt constrained to apologize to you for what I had said.
  我为我所说的话非向你表示歉意不可。
• This paper investigated a constrained minisum location problem with the demand points replaced by demand regions.
  与以往研究不同的是，文章用需求区域代替距离和问题中的需求点。
• Changes in temperature occur slowly and are constrained within relatively tight bounds.
  温度变化缓慢，而且局限在相对较小的范围内。
• Cold weather constrained the plant's growth.
  寒冷的天气抑制了植物的生长。
• A gradient-based constrained diffusion algorithm is proposed in this paper.
  该文提出了一种基于梯度的受限扩散算法。
• But further development has so far been constrained by lack of infrastructure.
  然而，进一步的发展受到了基础设施短缺的制约。
• France and Italy are more constrained.
  法国和意大利更为克制。
• However, they are constrained by limited resources and must balance between capacity-building and political connections.
  然而，资源有限的企业必须在能力建设和政治关联之间进行权衡。