insurmountable barrier短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 不可逾越的鸿沟 She herself had always felt increasingly different, but for him, knowing that his difference was a certain and insurmountable barrier, must have felt infinitely harder and lonelier. 她自己也越来越感觉到自己和别人不一样，可对他来说，知道这种不一样意味着一种不可能改变也不可能逾越的障碍，他一定会觉得极其难受和孤单。 blog.sina.com.cn