inquiry ��ͨ���ôʣ�ָ��ʽ���飬Ҳָһ��Ĵ������ѯ�� investigation һ��ָ��ϵͳ�ĵ����Եõ�ϣ�����ֻ���Ҫ֪�����¡� research ָ��ѧ�����ߵ�Ϊ��ʾ��Ȼ���ɻ��ȡij���������֪ʶ�����г�ʱ��ĵ����о��� survey ��ָΪд���汨������е�����������顣
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1. This is a subject into which many scientists have researched with no result. ����һ���侭�ܶ��ѧ���о�����������Ŀ��⡣
2. Animals benefit from biomedical research as well. ����Ҳ����������ҽѧ�о���
3. In this thesis there are two topics in our research. �ڱ�ƪ�����У��о��������Ϊ�������֡�
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n.
1. systematic investigation to establish facts
2. a search for knowledge v.
1. inquire into
2. attempt to find out in a systematically and scientific manner
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