1. The fire had depleted the game in the forest. �dz����ʹɭ��������ޱ��پ�����
2. If one finds its way into civilization it, and the rat swarms it brings, can deplete the population of a town. �����һֻ������������������ô�����Լ�������������Ⱥ�����������������ӵľ���
3. So far investigators are finding it challenging to develop medicines able to deplete or expand T-reg populations within a patient's body. �о���Ա���֣�Ŀǰҩ�↑���������ս����Ҫ�ҳ�һ���ܼ��ٻ����ӻ������ڵ�����Tϸ��������ҩ�