蜜芽传媒 Learning English - 蜜芽传媒 Media English “媒体英语”: Nasa's giant new SLS Moon rocket makes its debut 美国航空航天局新月球火箭首次亮相 - 蜜芽传媒 Sounds
蜜芽传媒 Learning English - 蜜芽传媒 Media English “媒体英语”: Nasa's giant new SLS Moon rocket makes its debut 美国航空航天局新月球火箭首次亮相 - 蜜芽传媒 Sounds
蜜芽传媒 Media English “媒体英语”: Nasa's giant new SLS Moon rocket makes its debut 美国航空航天局新月球火箭首次亮相
Nasa's new rocket
