简介： Centuries before the world's oceans became a global trade highway, Chinese seafarers set sail Centuries before the world's oceans became a global trade highway, Chinese seafarers set sail to faraway lands to exchange commodities. Now, Historian Sam Willis retraces the golden era of maritime trade to uncover a legacy that culminated in one of the greatest armadas of all time, and discover parallels between the world then and now.更多《狼群社区视频WWW在线观看》在线观看高清完整版视频、狼群社区视频WWW在线观看免费完整版在线观看高清、狼群社区视频WWW在线观看在线播放免费相关欧美综艺资源，请持续关注小智乐影视在线!详情
