And that, of course, that set back the progress of radio astronomy by about 20 years.
Cela, bien sûr, a retardé les progrès de la radioastronomie d'environ 20 ans.
And that, of course, that set back the progress of radio astronomy by about 20 years.
Cela, bien sûr, a retardé les progrès de la radioastronomie d'environ 20 ans.