restraint constraint的区别：含义不同、用法不同。restraint作为名词，含义为“抑制”、“约束”、“控制”、“管制措施”、“制约因素”；constraint作为名词，含义为“限定”、“严管”。
一、restraint的意思及用法
restraint作为可数名词，意为抑制;约束;克制;限制;控制;约束力;管制措施;制约因素。
例句：The government has imposed export restraints on some products.
政府对一些产品实行了出口控制。
He exercised considerable restraint in ignoring the insults.
他表现出极大的克制，没去理会种种侮辱。
Children must use an approved child restraint or adult seat belt.
儿童必须使用经过认可的儿童安全带或成人座椅安全带。
The Prime Minister is calling for new restraints on trade unions...
首相正在呼吁对工会施加新的限制措施。
They behaved with more restraint than I'd expected...
他们表现得比我预料的更为克制。
For a year and a half, wage restraint on a voluntary basis worked...
在一年半的时间里，自愿实行的限薪措施奏效了。
They behaved with more restraint than I'd expected
他们表现得比我预料的更为克制。
二、constraint的意思及用法
constraint作为名词，是可数名词，意为限制;限定;约束;严管。
例句：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。
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。
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。
The boy felt constraint in her presence.
那男孩在她面前感到局促不安。
And scientists are only just beginning to understand what those constraints are.
而科学家们也是刚刚开始认识到这些局限是什么。
Our modern workplaces also operate based on outdated time constraints.
我们现在的工作时间也是按照过时的作息时间安排的。
