Second step: use the Magic Wand Tool (W) from the Tools Panel.

第二步：使用魔术棒工具。

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Imagine you could wave a magic wand and boost the yield of the world's crops, cut their cost, use fewer-fossil fuels to grow them and reduce the pollution that results from farming.

想像一下你可以挥舞魔杖来提高世界农作物的产量，降低成本，使用更少的矿物燃料来种植庄稼并且减少由此带来的污染。

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There may be little use for a wand to cast a spell to drive away Dementors, but toy and game manufacturers have come up with the next best thing.

用魔杖来驱散摄魂怪好像对我们麻瓜没有啥实际用处，但是电玩商们已经推出了仅次于魔杖的梦幻发明。

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> Sure. I'll use my magic wand of pointer assignment.

>，当然，我将使用指针赋值魔杖。

哈佛公开课 - 计算机科学课程节选

It is an updated version of its original Wii device, the first to use a wand-like controller that could be manipulated like sports equipment.

BBC: Nintendo cuts profit forecast for the year

The Vscan is not science fiction but a hand-held ultrasound machine with a scanning wand attached, which has been approved for use in Europe and North America.

BBC: How the hand-held ultrasound scanner works

Using a phone snapped into the top of the head, the robot reacts to your interaction with it via camera and a wand attachment that sits in Atti's hand while not in use.

ENGADGET: SK Telecom's Atti learning robot hands-on (video)