1. Numerous small contributions soon bulk up into a considerable sum. ����С��������þͻ�����һ�ʿɹ۵Ŀ��ӡ�
2. Its bulk is unknown to me. ���Ĵֶ�����δ֪�ġ�
3. Allows for bulk manipulation of item properties. ������Ŀ���ԵĴ�������
ӢӢ����
n.
1. the property resulting from being or relating to the greater in number of two parts; the main part
2. the property of something that is great in magnitude
3. the property possessed by a large mass v.
1. stick out or up
2. cause to bulge or swell outwards