1. A country with the highest authority in its field. һ����������������ӵ�е����Ȩ����
2. The office manager exerts most of the authority in this office. ����칫����칫�Ҿ�����ʹ����Ȩ����
3. She has the authority to make important decisions in the office. ��������칫������Ȩ��������Ҫ�ľ�����
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n.
1. the power or right to give orders or make decisions
2. (usually plural) persons who exercise (administrative) control over others
3. an expert whose views are taken as definitive
4. freedom from doubt; belief in yourself and your abilities
5. an administrative unit of government
6. official permission or approval
7. an authoritative written work