根深蒂结

Explanation: Still deeply entrenched. Refers to the deep roots firmly. 　　Source: Song Zhouhui "Shiba magazine" 大: "a living on the arena two decades, different brothers stand, not married, or re-consultations with field house, then lost his virginity at the Museum of Ma Kai Hui, Zi years old, deeply rooted node, fertility men and women, in the sense there is not a negative person. "