o8, ε oxygen

listen to the pronunciation of o8, ε oxygen
الإنجليزية - الإنجليزية
red oxygen
o8, ε oxygen

    الواصلة

    o8, ε o·xy·gen

    النطق

    فيديوهات

    ... Right after you have abundant oxygen, you get size and complexity. ...
    ... and oxygen, carbon, and nitrogen created by stars, ...
المفضلات