1. It is customary to give something to the porter. ��������ķ���Աһ�����Ǯ�Ǹ�������
2. You will find that we have given you the best terms customary in our business. �������֣��ҹ�˾�Թı�����������Ż���ǰ��δ�еġ�
3. It is not always easy to translate the customary accounting data back into actual dollars��dollars you can buy beer with. �����������ľͿ���ͨ���Ļ������ת����ʵ�ʵ��ֽ������������ơ�Ƶ��ֽ�
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adj.
1. in accordance with convention or custom
2. commonly used or practiced; usual