An Apollo add-on for the Orbiter space flight simulator, also known as NASSP or NCPP. See Project Web Site for more informations.是什么意思_An Apollo add-on for the Orbiter space flight simulator, also known as NASSP or NCPP. See Project Web Site for more informations.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句