1. The duo soon collaborated to found Apple. ���λ�ܿ�ͺ�������ƻ����
2. Sorry, transaction is cancelled duo to machine error. �ܱ�Ǹ���������ֹ��ϣ����ױ�ȡ����
3. Later, Christina regains consciousness at the apartment where the duo are holed up. �Ժ����������Dz����Ĺ�Ԣ�����˹���Ȼָ�����ʶ��
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n.
1. two items of the same kind
2. two performers or singers who perform together
3. a pair who associate with one another
4. a musical composition for two performers
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