Some estimate that the world's oil reserves will be completely depleted by 2040.

有人估计，到2040年，世界石油储备将完全枯竭。

Gold reserves had fallen to less than $3 billion worth.

黄金储备已经降价至30亿美元以下。

In the reserves of Zimbabwe and South Africa, annual culls are already routine.

在津巴布韦和南非的自然保护区，对病弱动物每年所进行的宰杀剔除已成惯例。

The company reserves the right to cancel this agreement in certain circumstances.

本公司保留在一定条件下取消这项协议的权利。

To harvest oil and gas profitably from the North Sea, we must focus on the exploitation of small reserves as the big wells run dry.

由于大油井的枯竭，要想从北海有利地获取石油和天然气，我们必须集中精力于小储量油井的开采。

The Persian Gulf has 65 percent of the world's oil reserves.

波斯湾石油储备量占全世界石油储备的65%。