不可逾越

Explanation: Over: over. Can not cross over or not 　　Usage: Partial official; as the predicate attribute; describe the nature or ideological divide on the 　　Source: Pre Hengyu "Zuo Xianggong three years": "not car doors, and insurmountable." 　　Examples: In his view, students in Shanghai between the baby and the cottage of the young, is there a gap of ~. (Pass over the "wasted years") Thesaurus:  Overshadowed, dullness dark, Sadly colorless, Ding B, C, plenty of very unlike, different in a thousand and one ways, Day crown in sandals, underlying reasons