1. Her position as a small and weak state hedged in by a large and powerful republic became untenable. ����Ϊһ����ǿ��Ĺ�������Χס����С���ݵĵ�λ������ά�֡�
2. Then toppling him would have meant U. S. occupation of Iraq, which was untenable for America, its allies and the Arab world. ��ʱ�����Ʒ�������ķ�������͵�ռ�������ˣ������������˹��Ͱ��������Ҷ����ܽ��ܵġ�
3. Once man came to be seen as developing in the process of evolution, the idea of a substance which is contained in his essence seemed untenable. һ���˱��������ڽ��������еķ�չ�Σ���ô�������䱾���е����ʵ��뷨�ƺ���վ��ס�ŵġ�
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adj.
1. (of theories etc) incapable of being defended or justified