剑下留人，悲歌四起，心有所属。北方的狼族

　　The Roman Empire occupied Britannia (Britain) for four centuries, providing protection and peace in exchange for submission. The Romans built Hadrian's Wall on the northern border to keep out the Picts, fierce and moxia.cc mysterious warriors who painted them-selves blue. But in the fifth century, the Romans left, leaving the British to fend for themselves under the leadership ... (展开全部)