2. The enclosure is an integral part of the contract. �ø����DZ���ͬ���ɷָ����ɲ��֡�
3. Always busy in time through and have to live like water, flow over time, rotating around the enclosure, each circle are the same, just repeated the rotation. ʱ��������ææµµ�д��ж��������������ˮ��������ʱ���ˮ����һȦȦ����ת�ţ�ÿһȦ��һ����ֻ���ظ�����ת�š�
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n.
1. artifact consisting of a space that has been enclosed for some purpose
2. the act of enclosing something inside something else
3. a naturally enclosed space
4. something (usually a supporting document) that is enclosed in an envelope with a covering letter