a subdivision of geologic time that divides an eon into smaller timeframes

listen to the pronunciation of a subdivision of geologic time that divides an eon into smaller timeframes
الإنجليزية - الإنجليزية
geologic era
a subdivision of geologic time that divides an eon into smaller timeframes

    الواصلة

    a sub·di·vi·sion of ge·o·log·ic time that divides an e·on in·to smaller timeframes
المفضلات