Take, for example, a belongs_to relationship.

以belongs _ to关系为例。

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For example, a relationship might be defined to associate state name with state abbreviations.

例如，必须定义一个关系来将国家名和国家缩写联系起来。

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Insurance companies, for example, would be interested in studying this relationship for the purpose of determining premiums.

例如，出于确定保险费的目的，保险公司会对这种关系的研究感兴趣。

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For example, though the relationship today between America and China is far from warm, we are unlikely to declare war on them or vice versa.

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We know, for example, that a cozy relationship between oil and gas companies and agencies that regulate them has long been a source of concern.

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The US-Saudi relationship, for example, is flawed at a very deep and basic level, despite the existence of a massive bilateral arms trade that has gone on for decades.

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