3 年前
视频简介
The incredible story of how Pluto has been propelled from an unremarkable ball of ice on the edge of the solar system to a world of unimaginable complexity - where some form of alien life might exist. Featuring first-hand accounts of the incredible discoveries made by New Horizons from many of the scientists involved in the mission.。
标签
英语
教育教学
儿歌
