Sent_en: 2zh Discovery flew 39 flights in its operational history, including the current mission, delivering several payloads to space including the Hubble Space Telescope and visiting two different space stations: Mir and the ISS.
Sent_yy: 发现号在其在其运行历史上进行了39次飞行，包括目前的任务，向太空运送了几次有效载荷，包括哈勃太空望远镜，并访问了两个不同的空间站：和平号空间站和国际空间站。