[] a rule or an agreement that limits what a person, group, country, etc. can do约束力；管制措施；制约因素◆They claimed that the ban on the import and testing of GM crops is a restraint of trade.他们声称禁止进口和检验转基因作物是一种贸易管制。 [] the act of controlling or limiting sth because it is necessary or sensible to do so控制；限制◆Employers continue to exercise restraint in pay increases.雇主继续限制加薪。➡limitation pay restraint voluntary export restraint wage restraint