One product receiving rave reviews is drag draw a light pen and eraser set that lets kids draw whatever they want on the wall via a laser projector.

其中最受好评的是可以让小朋友随意在特制墙面上涂鸦的魔术刷、魔术橡皮擦、魔术棒，以及用一种雷射投影器所组成的涂鸦桶。

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He found the blue light, and made her a signal to draw him up again.

他找到了那盏蓝灯，给了她一个信号，让她把他拉上来。

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They draw their energy from sunlight (the reflected light exerts a small pressure on the sail, driving it forward) and therefore need no fuel.

它们利用太阳光获取能量(反射的阳光施加小量压力与太阳帆上，进而驱动其前进)，因而无需燃料。

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When you do that, the world will respect you, will consider you in a better light, and will draw you in a better light.

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More modern versions of the tool add in a laser beam projector, which allows builders to level out the device and "draw" a long line of light across a wall, indicating an exactly level surface.

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He invented a trap that uses light and a spruce-scented spray to draw the pests to a bowl, where they drown.

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