Clean water is a precious commodity in that part of the world.

在世界的那个地方，洁净的水是宝贵的东西。

《牛津词典》

I was alone in the world, and had nothing to depend upon but my wits and a clean reputation, but these were setting my feet in the road to eventual fortune, and I was content with the prospect.

我独自一人在这个世界上，除了我的机智和清白的名声之外，没有什么可依靠的。但这些都是我通向最终命运之路的跳板，我对这种前景感到满意。

youdao

They can make the world a clean and comfortable place.

他们可以把世界变得干净舒适。

youdao

The lack of clean drinking water around the world forces millions of people to drink unsafe water.

VOA: special.2010.04.05

Now UNESCO is warning the Lebanese government to clean up Qadisha or it could be removed from the World Heritage list.

VOA: standard.2010.08.05

National and state governments around the world have been trying out various incentives and subsidies to promote clean renewable energy but the global economic slowdown has hurt the ability of many governments to dole out public funds.

VOA: standard.2010.03.23

Clean the World also created a program specifically for corporate meeting planners.

BBC: Business travel gives back

It was then that the 26-year-old son of a Japanese diplomat decided to clean the world's most famous peak and educate others to do the same.

CNN: Ken Noguchi: Scaling environmental heights

For instance Best Western, Carlson, Mandarin Oriental and others have teamed up with Clean the World, an initiative that recycles your partially used soap from the hotel room.

BBC: Business travel gives back