大象传媒 Learning English - 大象传媒 Media English “媒体英语”：World's first wooden satellite launched 世界首颗木壳人造卫星成功发射 - 大象传媒 Sounds
大象传媒 Learning English - 大象传媒 Media English “媒体英语”：World's first wooden satellite launched 世界首颗木壳人造卫星成功发射 - 大象传媒 Sounds
大象传媒 Media English “媒体英语”：World's first wooden satellite launched 世界首颗木壳人造卫星成功发射
Why has a wooden satellite been launched?
