The president is calling for spending restraints in some areas.

该总统要求在一些领域控制支出。

With open frontiers and lax visa controls, criminals could cross into the country without restraint.

该国边界开放、签证管理不严格，罪犯可以不受限制地入境。

free of any restraints which social convention might impose.

不受任何社会习俗约束。

They behaved with more restraint than I'd expected.

他们表现得比我想象的还要克制。