求翻译：　1492年8月3日，哥伦布受西班牙国王派遣，带着给印度君主和中国皇帝的国书，率领三艘百十来吨的帆船，从西班牙巴罗斯港扬帆出大西洋，直向正西航去是什么意思？

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August 3, 1492 by the King of Spain, columbus dispatch to India, with a monarchy, and the Chinese emperor's credentials from a 110 to 3 tons, led by the yacht, from the Spanish Barrois, Hong Kong has been sailing the Atlantic Ocean to the west is

　On August 3, 1492, Columbus is dispatched Spanish kings, to bring for India the crowned head and the Chinese emperor's credentials, leads three 110 ton sailing ships, hoists the sails Atlantic from the Spanish Barrows port, goes straight to Xi'an Aero-Engine

　On August 3, 1492, Columbus by Spain King dispatched, with India credential of the monarch and the Emperor of China, led by three baishilai-tonne yacht from Spain Pakistan Ross sets sail from Hong Kong Atlantic, straight at the zhengxi sail