v.  阻止，妨碍 ≈ restrict

v.  限制，束缚 ≈ restrict

• constraint

  n.  限制，束缚，约束 ≈ restriction

  n.  行为约束

• constrain sb from doing sth  妨碍某人做某事

• freedom from constraint  不受约束

• 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

• Our modern workplaces also operate based on outdated time constraints.

  过时的作息安排

• The thing is, machines still have limitations when it comes to facial recognition. And scientists are only just beginning to understand what those constraints are.

  认识到这些局限

• They’re still constrained by funders, launch providers and a series of regulations – all of which rein in what CubeSat developers can and cannot do. 受限于

• Financial factors should not constrain doctors from prescribing the best treatment for patients. 经济因素不应该妨碍医生为病人制订最好的治疗方案。

• Poor soil has constrained the level of crop production. 贫瘠的土地限制了农作物的产量。

• Women’s employment opportunities are often severely constrained by family commitments.

  女性的就业机会常常受到家庭责任的严重限制。

• There have been financial and political constraints on development.

  发展受到了经济和政治上的限制。

• 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。

BrE /əˌbriːviˈeɪʃn/   

NAmE /əˌbriːviˈeɪʃn/