There is a many-to-one relationship defined here, as shown above.
这里定义了一个多对一关系，如上面所示。
You will probably have many-to-one relationships in your database.
您的数据库中很可能存在多对一的关系。
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。
JPA supports one-to-one, one-to-many, many-to-one, and many-to-many relationships.
JPA支持一对一、一对多、多对一和多对多关系。
Figure 2 demonstrates the use of GoTo's as a means to support many-to-one connections.
图2演示了如何使用GoTo来支持多对一的连接。
Tighten the cardinality (from many-to-one to one-to-one) for some of the relationships.
对于一些关系加强联系(从多对一改为一对一)。
If the association can be one-to-one, one-to-many or many-to-one, don't use many-to-many.
如果可以用one - to - one、one - to - many或many - to - one的关联，就不要使用many - to - many。
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。
The kernel provides an abstraction called kernel keys, which map many-to-one onto hardware keys.
内核提供了一种称为内核键的抽象，它映射到多对一的硬件键。
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。
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。
An alternative is to use a bidirectional or many-to-one association and let DealCharge take care of the association.
另一种做法是使用双向或many - to - one关联，让DealCharge来管理关联。
These include one-to-one and one-to-many composition associations and many-to-one and many-to-many aggregation associations.
这些包括一对一和一对多构成关联，以及多对一和多对多的聚合关联。
To override the database interpretation of the relationship of some of your entities to be One-to-One rather than Many-to-One.
为了全面使用数据库，您可以将一些实体的关系理解为一对一而不是多对一。
You can define the many-to-one relationships among members within a dimension table as a separate dimension table, forming a hierarchy.
您可以将一个维度表中成员之间多对一的关系定义为一个单独的维度表，从而形成层次结构。
They are part of a composition (or aggregation) of one or more other JPA entity beans (for example, one-to-one or many-to-one relationships).
它们是一个或者多个其他JPA实体bean组成的一部分（例如，一对一或者多对一的关系）。
If a review of the frequency distributions for each source points to a many-to-one condition and one source has only unique values, then it is a likely reference source.
如果查看每个源的频率分布发现存在多对一的情况，并且一个源只有一个惟一的值，那么它很可能就是引用源。
You can make similar arguments for bidirectional one-to-many and many-to-one when you navigate from the one side (the children entities) to the many side (the parent entity).
one-to-many和many-to-one的双向关联也是类似的，当你从多端（子实体）定位到一端（父实体）。
The future is going to be one that presents many challenges.
未来将会带来许多挑战。
The composer was one of many illustrious visitors to the town.
那位作曲家是许多造访过这个城市的杰出人物之一。
The ability to keep calm is one of her many strengths.
能够保持冷静是她的多项长处之一。
It can take many years to recover from the death of a loved one.
从失去亲人的痛苦中恢复过来可能要花很多年。
Contrary to one of the many urban myths, he doesn't have his shoes hand-made.
并不像那些谣传中的一个说的那样，他没有手工定制他的鞋。
Answers to this question would be many and diverse, yet almost no one would reply, "Music means nothing to me."
对这个问题的回答可能很多也很多样化，但几乎没有人会回答：“音乐对我来说毫无意义。”
This definition excludes many individuals usually referred to as intellectuals, the average scientist, for one.
这一定义排除了许多通常被称为知识分子的人——比如一般的科学家。
Today, not many countries own an aircraft carrier or have the ability to build one.
如今，没有多少国家拥有或有能力建造一艘航空母舰。
With such purchases, price is only one of many crucial factors to consider.
在这些采购中，价格只是许多需要考虑的关键因素之一。
Rupert Isaacson has managed to discover the secret of turning one challenge into many achievements.
鲁伯特·艾萨克森成功地发现了将一项挑战转化为多项成就的秘诀。
Even if stressful events are dangerous, many—like the death of a loved one—are impossible to avoid.
即使有压力的事很危险，比如所爱之人的死亡，但这些事很多是无法避免的。
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