When our sources of fresh water get polluted, we can no longer use this water.

当我们的淡水来源被污染，我们就不能再使用这些水。

youdao

This provides maximum protection to our sources.

这些手段为我们的信息源提供了最大限度的保护措施。

youdao

When the journalists asked us to check the documents, our sources in the SVR confirmed that they were genuine.

这些记者要求我们检验这些文件，而我们在SVR的信息来源证实了其真实性。

youdao

that's not our goal," "What our goal has to be is to advance the clean energy solutions in this country that can strengthen our economy, put people back to work, diversify our energy sources."

VOA: standard.2009.06.02

"In addition to cleaning up the mess, repairing the damage and cracking down on big oil companies, we also have to get serious about ending our dependence on oil and creating new sources of clean energy."

VOA: standard.2010.07.31

But other wealthy taxpayers are also being challenged on this issue, our sources say.

FORBES: The Lauders did it. So did Craig McCaw and Ronald Perelman.

We have been and we are now primarily committed to the safety of our sources.

FORBES: Ex-WikiLeaker Claims Defectors Took Control Of Leaks From Assange

What little we know is that our sources of trusted wisdom are eroding fast.

ECONOMIST: Will reading and writing remain important?