This stress sends a message to warn your brain of danger, allowing your body to respond quickly.

这种压力会向你的大脑发出危险警告的信号，让你的身体迅速做出反应。

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What's more, when people are in danger and there is no mobile phone signal, they can use Beidou to send a 1200-word message to ask for help.

更重要的是，当人们处于危险之中而手机又没有信号时，他们可以使用北斗发送一条1200字的信息寻求帮助。

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Many schools not only are incorporating Internet safety into lesson plans but also shifting their focus from the pervasive "stranger danger" message typically given to young computer users.

许多学校不仅将互联网安全列入教学计划，并且将重点从渗透“陌生人危险”信息中转移，特别是对年经的计算机用户。

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Even in the face of great danger, the message of Hanukkah endures.

WHITEHOUSE: Remarks by the President at a Hanukkah Reception

As to hubris, the Republican freshmen bound for Congress next January are in danger of reading into the election a message of their own creation.

ECONOMIST: Lexington

He also said that there was a danger that many people would think that any message telling them that they had an infection on their machine was a scam.

BBC: Sick PCs should be banned from the net says Microsoft