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2013-05-23 12:21
求翻译：The Wrights designed and built a wind tunnel, a wooden box six feet (2 meters) long with a fan blowing in one end. They tested models of different wing shapes in the wind that blew through the tunnel. They also tried new ways to control their gliders. In 1902, the Wrights built a new glider with a wingspan of 32 feet (是什么意思？ 待解决
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The Wrights designed and built a wind tunnel, a wooden box six feet (2 meters) long with a fan blowing in one end. They tested models of different wing shapes in the wind that blew through the tunnel. They also tried new ways to control their gliders. In 1902, the Wrights built a new glider with a wingspan of 32 feet (
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