1. Do you think you're an extrovert or an introvert? ����Ϊ���Ǹ���������˻��Ǹ���������ˣ�
2. In that sense, the introvert is somewhat more mature than the extrovert. ���������������������ijЩ����������߸�Ϊ���졣
3. "Because I'm a cheerful, talkative extrovert who likes to make friends, " said Petra. ����Ϊ���Ǹ����˵ģ�����������Ը��Ů��ϲ�������ѡ������˵��
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n.
1. (psychology) a person concerned more with practical realities than with inner thoughts and feelings
2. being concerned with the social and physical environment