unità astronomica angolul

astronomical unit [astronomical units]▼(measure of distance)
noun
[UK: ˌæ.strə.ˈnɒ.mɪk.l̩ ˈjuː.nɪt] [US: ˌæ.strə.ˈnɑː.mɪk.l̩ ˈjuː.nət]