1. He was a methodical and painstaking man. ����һ�����������ֿ�ɵ��ˡ�
2. They proved their theory by means of painstaking research. ����֤���������Ǿ��������о������ġ�
3. In most companies the yearly appraisal process involves a sticky interview between boss and subordinate followed by the painstaking drafting and redrafting of an exceedingly long form. �ڴ������˾������������̶������ϰ������֮��һ�α�Ť��̸����Ȼ����ɷ�ѿ��ĵ���ݡ���һ�ݼ����ı���
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adj.
1. characterized by extreme care and great effort