“目前的警戒水平”高于2002年，第20战斗机飞行中队指挥官，空军准将郑在卜(音)表示。

The alert level "is now at a higher class" than in 2002, says Air Force Brig. Gen. Jung Jae-bu, commander of the 20th Fighter Wing.

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涨潮期间乌鸦被迫靠近附近一个有许多食肉动物的森林，这时任何乌鸦也不干警戒战斗的事。

And during high tide, when the crows were forced closer to a nearby forest where predators abound, no crows were manning battle stations.

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它们也许看上去已经死去，但有时它们也会奋起战斗，时刻处于警戒状态。

Although they may appear dead, they sometimes spring up to attack, so always be on alert.

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