It should remain committed to preserving an open world economy .

中国应该保持维护开放的经济世界的承诺。

Brazil has powerful motives for preserving the amazon .

而且巴西也有强大的动因来保护亚马逊地区。

The work is worth preserving and extending in new ways .

这项劳动成果值得保存并以新的方式发扬光大。

It is a regulator , policing the single market and preserving competition .

它是一个监管机构，监督单一市场的实施并保持市场竞争。

Now , the wealthy are more focused on preserving their fortunes than increasing them .

现在，富人们更关心的是保持而不是增加他们的财富。