闪电电影完整版

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这是一部关于恐龙的科教记录片。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 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 ...。