1. Nobody could ignore these problems. û��˭�������Щ���⡣
2. Why do you always ignore my opinion? ��Ϊʲô���Ǻ����ҵ������
3. A realistic examination of world food production cannot ignore these systems. ��ʵ�Ŀ���������ʳ�������ܺ�����Щϵͳ��
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v.
1. refuse to acknowledge
2. bar from attention or consideration
3. fail to notice
4. give little or no attention to
5. be ignorant of or in the dark about