A voice next to her in the plane called out to warn her about a dangerous hill nearby.

VOA: special.2010.02.24

I wanted to warn you about that.

我只是想要警告你们一下。

耶鲁公开课 - 死亡课程节选

There were power failures, which made it difficult to warn drivers about flooded streets.

VOA: special.2010.05.17

Based on the results, researchers advised doctors and parents to warn young women about the risk of wrinkles as a more effective way to prevent tanning bed use.

VOA: special.2010.07.06

He wanted to warn President Pierce about what was happening.

VOA: special.2009.04.30

He came to warn us about James. This isn't my fight,and I've grown tired of his games, but he's got unparalleled senses,absolutely lethal.

VOA: standard.other

Economists warn growth may be cut by up two percentage points this year, to about four percent.

VOA: standard.2010.05.21