irresoluble
adj. 不能解决的；无法解决的
例句
The paradox is irresoluble.
此悖论无法解决。
The paradox is irresoluble: the less one culture communicates with another, the less likely they are to be corrupted, one by the other;
此一悖论无法解决：一种文化于另一种文化交流越少，它们就越不可能为对方所腐蚀；
