The model now has a many-to-one relationship between trails and locations.
模型现在在赛道和地点之间有多对一关系。
A one-to-one relationship needs to be included between the user and subscription models.
用户与订阅模型之间需要包括一个一对一关系。
Similarly, the LineItem class has a many-to-one relationship to the product object as well.
类似地，LineItem类与产品对象也具有多对一关系。
What you’ve done here is to define a simple one-to-one relationship between objects of the two classes.
这里所做的是在这两个类的对象之间定义简单的一对一关系。
As we saw in our second strategy, there is a many-to-one relationship between the Right and Estate classes.
正如我们在第二个策略中看到的，在Right和Estate类之间存在着多对一关系。
One-to-one relationship or NULL field for optional column?
一对一的关系或空字段为可选的列？
A one-on-one relationship will be challenging but worth your while.
一对一的关系很有挑战性但是值得这么做。
A one-on-one relationship will be challenging but worth your while.
关系很有挑战性但是值得这么做。
The primary key side of a one-to-one relationship is denoted by a key symbol.
一对一关系的主键方由键符号表示。
Particular valuation purpose, valuation method and value type isn't one-to-one relationship.
分析说明特定评估目的、评估方法与价值类型不是一一对应的。
The idea is to help authors build a "one-to-one relationship" with readers and develop loyalty.
这项计划主要是帮助作家与读者建立“一对一”的关系以便形成更好的忠诚度；
You can have a one-to-one relationship between a single unit of your content or a one-to-many relationship.
在每个内容单元中，您可以使用一对一的关系，也可以使用一对多的关系。
Family doctors: maintain one-to-one relationship with patients. Mostly through outpatient office visits.
家庭医生：与患者保持一对一联系。主要通过门诊看诊。
As you can see in Listings 1 and 2, I've logically modeled a many-to-one relationship between runners and a race.
您可以从清单1和2看到，我在选手和比赛之间逻辑上建立了一个多对一的关系。
I need to add two additional annotations to it, to create a many-to-one relationship between Locations and Accounts.
我需要向它添加两个额外的注释，以在Location与Account之间创建一种多对一的关系。
Also an Oracle instance can only have a one-to-one relationship with a database, while in DB2 this is not the case.
而且，Oracle实例与数据库只能是一对一的关系，而在DB 2中却不是这样。
A one-to-one relationship is created if both of the related columns are primary keys or have unique constraints.
当两个相关列都是主键或都具有唯一约束时，将创建一对一关系。
In a one-to-one relationship, a row in table a can have no more than one matching row in table b, and vice versa.
在一对一关系中，表a中的一行最多只能与表b中的一行相匹配，反之亦然。
Another type of mapping is when a table might have a one-to-one relationship but your object model only has one object.
另一映射类型是，表可能有一对一关系，但对象模型只有一个对象。
There exists one-to-one relationship between the sequence structure element's size and the space scale of geography entity.
序列结构元素尺寸与地理实体的空间尺度之间存在着一一对应的关系。
"If you sustain growth, you will also sustain poverty reduction, because it's basically a one-to-one relationship," says Karlsson.
“如果继续保持增长，就可以继续减轻贫困，因为这基本上是一种一对一的关系，”Karlsson说。
A one-to-one relationship was established between proxy and invoker objects, with the explicit interface being the common association.
代理和调用程序对象之间建立了一对一的关系，而显式接口则充当了常用的关联方式。
An arrow leading from Band to ContactInfo is marked with a 1 on the ContactInfo side, indicating a one-to-one relationship between the two classes.
从Band指向ContactInfo的箭头在ContactInfo旁边标有一个1，这说明两个类之间是一对一的关系。
JAX-RPC requires that a service-specific exception have a constructor equipped with parameters in a one-to-one relationship with all gettable properties.
JAX - RPC要求，具体服务的异常拥有一个构造函数，该构造函数的参数与所有的可获得的属性是一对一的关系。
For the French, friendship is one-to-one relationship that demands a keen awareness of the other person's intellect, temperament, and particular interests.
在法国人看来，友谊是一对一的关系，要求彼此非常了解对方的才智、性情以及特殊的爱好。
In the world including man and nature, one relationship between man and man and the other between man and nature are the cores of the system, and they are interactional and interdependent.
在人与环境所组成的世界系统中，人与环境、人与人是两种最基本的关系，它们之间相互依存并相互影响。
One relationship lasted for about four years and a half, the other lasted about three years.
第一个女朋友与我交往了四年半，另外一个跟我交往了三年。
One relationship lasted for about four years and a half, the other lasted about three years.
第一个女朋友与我交往了四年半，另外一个跟我交往了三年。
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