Those objects on the server can then deal with its native data types as arguments, query a database from those arguments, and return its native data types as values.
而该服务器上的那些对象随后就可以作为参数处理原生数据类型、从这些参数查询数据库并作为值返回其原生数据类型。
You can also save values of one type and then use them in the business objects of other types, which is useful when you have similar data in different business objects.
您还可以保存一种类型的值，然后在其他类型的业务对象中使用它们，当不同的业务对象中具有类似的数据时，这非常有用。
In a given program, the types of elements we use as keys, and the types of values we store in the hashtable, will not be arbitrary objects.
那么在给定的程序中，被用作键的元素类型和存储在散列表中的值类型，将不能是任意对象。
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