Professor Pace has a warning for people who let water hit their face when they first turn on the shower.

VOA: special.2009.10.13

The Cain and Abel story which is in Genesis 4:1 through 16 this is the story of the first murder, and it's a murder that happens despite God's warning to Cain that it's possible to master the urge to violence by an act of will.

创世纪》第四章，1到16节，讲述的是该隐和亚伯的故事6,这是人类历史上第一宗谋杀案,尽管上帝警告该隐,邪念会让人暴力相向。

耶鲁公开课 - 旧约导论课程节选

But one of the first things we saw was a warning about a "phishing scam."

VOA: special.2010.02.18

First it was warning shots, but when the Mavi Marmara wouldn't stop, these warnings turned into an attack.

VOA: standard.2010.06.01