In 1998, Chris Packham met a hunter-gatherer tribe in remote Sumatra. 20 years later, he goes in search of the same tribe to search for the girl whose photograph he took.巨大的身躯撞击地面，撞得峭壁周围一些松动的(de )石头(tóu )纷(fēn )纷滚落悬(〰)崖。