美国国家航天局正在计划与太阳帆技术的长期支持者“行星学会”一道开发一套类似的系统。

The US space agency has been working on a project with The Planetary Society, a long-time proponent of the technology.

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行星社执行官Louis Fried man告诫道，太阳帆必须发射升空才能进行实验，因为在地球大气中不存在太阳风。

Louis Friedman, executive director of the Planetary Society, says that the sails must be launched to test them, because there is no solar wind in Earth's atmosphere.

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这时，船正在驶过圆塔，青年就喊道：“注意，准备收主帆，后帆和三角帆！”

Then, as they were just passing the Round Tower, the young man shouted: "Stand by there to lower the topsails and jib; brail up the spanker!"

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