He has had to rein in his enthusiasm.他不得不压制自己的热情。

She drew in a breath, reined in her temper.她深吸了一口气, 控制住自己的脾气。

Governments are desperately trying to rein in their escalating health care costs.政府正竭力想要控制住逐渐上涨的医疗保健开支。

His administration's economic policy would focus on reining in inflation.他这届政府的经济政策将着力于抑制通货膨胀。