一些做梦者用意象来促使自己做梦，比如关于火箭，飞机，直升机，降落伞，滑翔机等的海报或图片。

Some dreamers use imagery to encourage dreaming, such as posters or pictures of objects like rockets, planes, helicopters, parachutes, hang-gliders, etc.

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这架侦察机是从另一架飞机上发动的，其主要功能是拍摄目标的图片，并在任务完成回来后将图片资料用降落伞抛下，因此这些资料就能被直升机得到。

This was launched from another plane, took photographs of its target, and released a parachute upon its return so it could be picked up by a helicopter.

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