Mongoid, how to keep relations in sync for common parent model?

如何保持关系公共父模型同步吗?。

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This part analyzes three kinds of the mode of the financial group: the universal banking model, the financial holding company model, bank parent model and institutional structure of different modes.

这一章首先分析了金融集团的三种主流模式：全能银行模式、金融控股公司模式、银行母公司模式，分析了各种模式的组织结构。

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The child's same-sex parent acts as a role model.

孩子的同性家长是孩子效仿的榜样。

《牛津词典》

Not exactly a parent's dream role model.

FORBES: The Barbie Bust

You model yourself after the parent of the same gender.

CNN: Push to achieve tied to suicide in Asian-American women

Because there is no role model more powerful than a parent, and no better way to take back our ball fields than raising kids with composure, here are more tools for parents on how to raise real athletes, on and off the field.

CNN: Teaching kids to cope on the ball field