Prior to Combat: Scout foes with detect magic and activate globe of invulnerability.

战斗准备：使用侦测魔法探查敌人，并且施展法术无效结界。

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If the image is grainy or has a varying Blur Width, then Focus Magic may not auto detect correctly.

如果图像是有颗粒的或有不同的模糊宽度，那么Focus Magic可能无法自动检测到正确值。

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Network Magic can detect a network outage and mark it with a big red "X" on the topology diagram showing you where the outage occurred, and gives you some indication of how to fix it.

ENGADGET: The Family is the Network: Pure Networks' Network Magic wants to make things simple

Researchers have shown off a "magic carpet" that can detect falls and may even predict mobility problems.

BBC: 'Magic carpet' can detect or even predict a fall