knowledge in one's field, professional skill, proficiency in one's profession

listen to the pronunciation of knowledge in one's field, professional skill, proficiency in one's profession
الإنجليزية - الإنجليزية
professional knowhow
knowledge in one's field, professional skill, proficiency in one's profession

    الواصلة

    knowl·edge in one's field, pro·fes·sion·al skill, pro·fi·cien·cy in one's pro·fes·sion

    النطق

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