噬脐何及

Explanation: Umbilical macrophages: nibbled navel. Navel like biting like, out of reach. Metaphor is too late to regret. 　　Usage: Contraction type; as the predicate clause; containing derogatory 　　Source: Pre Hengyu "Zuo Zhuang six years": "If early map, after the bite Jun Qi (navel), and charts its almost?" 　　Examples: Should the resistance, real flame Kungang, both for the Jifen, ~? (Ming Xu Zhonglin "Gods" forty-back) Thesaurus:  rude awakening, Useless to regret Mo and, s too late (to do)