EB: People said the rock sculptures on the Easter Island are mysterious. I'd like to know how.海尔哥哥：都说复活节岛上的石像很神秘，我们想知道神秘在哪里？
YB: Oh, I see. The Easter Island was originally a part of a continent plate. It became a separated island after the excu海尔弟：噢，我明白了。复活节岛原本是大陆的一部分，大陆板块漂移才成为今天的岛。