بالتأكيد وُجِدت جزيئات على الأرض في البداية، لكنها لم تكن تركيبات نقية كهذه التي اشتغلنا عليها في المعمل والتي عرضتها في التجربة.
Certainly, there were molecules present on the early Earth, but they wouldn't have been these pure compounds that we worked with in the lab and I showed in these experiments.