1. To give or take mutually; interchange. ������������ã�''��'����'��''��
2. Prof. of Zoology: Kiss is the interchange of unisexual salivary bacteria. ����ѧ���ڽ����Ǵ����������Һϸ��������
3. This paper introduces water drainage system design in this interchange area combined with construction drawing design and site construction of this interchange area, which provides re. ��ϻ�ͨ��ʩ��ͼ��ƺ��ֳ�ʩ��ʵ��������ܻ�ͨ����ˮϵͳ��ƣ�Ϊɽ�����ٹ�·������ˮϵͳ����ṩ�ο���
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n.
1. a junction of highways on different levels that permits traffic to move from one to another without
2. mutual interaction; the activity of reciprocating or exchanging (especially information)
3. reciprocal transfer of equivalent sums of money especially the currencies of different countries v.
1. give to, and receive from, one another
2. cause to change places
3. reverse (a direction, attitude, or course of action)
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