Ansari, 40, was due to return to Earth on Sept. 29, along with cosmonaut Pavel Vinogradov and astronaut Jeffrey Williams, who have been on the station since April.是什么意思_Ansari, 40, was due to return to Earth on Sept. 29, along with cosmonaut Pavel Vinogradov and astronaut Jeffrey Williams, who have been on the station since April.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句