求翻译：从明永乐三年（公元1405年9月）至宣德八年（公元1433年），郑和先后率领庞大船队七下西洋，经东南亚、印度洋，亚洲非洲等地区，最远到达红海和非洲东海岸，航海足迹遍及亚、非等30多个国家和地区。是什么意思？

Ming Yongle (AD September 1405) 2003 to, Xuande eight (AD 1433), Zheng He has led a large fleet of seven ocean voyages to Southeast Asia, the Indian Ocean, Asia, Africa and other regions, the farthest reaches of the Red Sea and East Africa coastal, marine footprint throughout Asia, Africa and more t

From 3 years (LO WING-LOK September 1405 A.D. ) to morality (8 year) year 1433, and has led a large fleet 7 voyages, the Southeast Asia, the Indian Ocean, Africa, and Asia the most far reaching Red Sea and the eastern coast of Africa, sailing across the region, such as Asia, and Africa, more than 30

正在翻译，请等待...

Three years from the Ming Yongle (ad September 1405) to the eight year of xuande (1433), seven voyages of Zheng He led large fleets, via South-East Asia, India Ocean, Asia and other parts of Africa, most far reached the Red Sea and the East coast of Africa, nautical toured more than 30 countries and

正在翻译，请等待...