古根罕喷喷气推进研究中心
gǔ gēn hǎn pēn pèn qì tuī jìn yán jiū zhōng xīn

Translation

  • Guggenheim Aeronautical Laboratory at the California Institute of Technology (GALCIT, from 1926) / Guggenheim jet propulsion center (from 1943)
Chinese Tones