Each of these dots represents a small, uncontacted tribe, and the big reveal today is we believe there are 14 or 15 isolated groups in the Colombian Amazon alone.
这里每一个点都代表着 一个小的，未曾联系过的部落， 现在我们认为单单在哥伦比亚亚马逊 就有14或15个隔绝部落。