1. The philosopher demonstrated a philosophical principle. ��λ��ѧ����֤��һ����ѧԭ����
2. When I demonstrate , I am an artist . ����ʾ��ʱ������һ�������ҡ�
3. The results demonstrate the accuracy and effectiveness of the algorithm. ��ֵ���֤���˸��㷨����Ч�Ժ;�ȷ�ԡ�
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v.
1. show or demonstrate something to an interested audience
2. establish the validity of something, as by an example, explanation or experiment
3. provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes
4. march in protest; take part in a demonstration