1. Development board schematic and PCB, is a good small work for a beginner to a good tutorial. �������ԭ��ͼ��PCB���Ǻ�С��Ʒ�����ڳ�ѧ�����ǺܺõĽ̡̳�
2. This tutorial provides an introduction to the many aspects involved with modeling a character in Blender for beginner artists. ���̳��ṩ��һ���뽨ģ��ѧ���������ڽ�����������漰���������ܡ�
3. Digital Clock has slowly escaped the life of people, but the thought and principle of designing it is still helpful for the beginner. ��������Ȼ�Ѿ������˳������ǵ��ճ�������������˼���ԭ����Ȼ�dz�ѧ��ѧϰ�ĵ䷶��
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n.
1. someone new to a field or activity
2. a person who founds or establishes some institution
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