untenable
[,ʌn'tenəbl]
adj. （论据等）站不住脚的；不能维持的；不能租赁的；难以防守的
同义词
参考例子
1.Her position as a small and weak state hedged in by a large and powerful republic became untenable.
它作为一个被强大的共和国所包围住的弱小的州的地位已难以维持。
2.Then toppling him would have meant U. S. occupation of Iraq, which was untenable for America, its allies and the Arab world.
当时，若推翻了萨达姆，美国就得占领伊拉克，这是美国、盟国和阿拉伯国家都不能接受的。
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.
一旦人被看做是在进化过程中的发展阶段，那么包含在其本质中的物质的想法似乎是站不住脚的。
英文解释
adj.
1.(of theories etc) incapable of being defended or justified
网络释义
untenable
支持不住的; 不可防守的，; 不能维持的; 站不住脚的;
untenable arguments
站不住脚的论点;
untenable condition
无法承受状况;
Perhaps it is now untenable
也许它现在不堪一击;