An old friend of OPTIMUS PRIME, RED ALERT was once a fierce and heroic fighter, until he was seriously wounded in battle and saw the preciousness of all life.

他是擎天柱的老朋友，曾经也是一名骁勇善战的战士，直到有一次在战场上受了重伤从而意识了生命的宝贵。

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But leaving this particular "battle", you also need this kind of news alert, because you can not leave the battlefield is your social life even for a moment.

但离开这一具体“战场”后，你同样需要这种新闻警觉，因为你的战场就是你须臾不能离开的社会生活。

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Twenty minutes later, he climbs out and heads back to his office, alert and ready to battle whatever the rest of the day has in store.

二十分钟后，他走了出来返回办公室。此时他十分警觉、做好了应对这一天里出现任何战役的准备。

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Across the border, Pakistan put its troops on full battle alert.

CNN: THE DANGER OF ESCALATION

Military commanders could conceivably use the sensors to identify the most alert and battle-ready soldiers to serve as the mission's point people.

FORBES: Nanotech On The Front Lines

Whatever happens , the internet will be on high alert, and any bill would have a long, hard uphill battle considering the popular opposition to SOPA last year.

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