Expressions to test the type compatibility of two object reference variables with various data types.
表达式测试两个对象引用变量与各数据类型的类型兼容性。
You might imagine this scene as a television (the object) with your remote control (the reference).
可将这一情形想象成用遥控板（句柄）操纵电视机（对象）。
Phantom reference has nothing to do with the life cycle of an object.
虚引用和对象的生命周期无关。
The association of a variable with an object is called a reference.
一个变量和一个对象的关系叫做引用。
Obtain a reference to the EJB local object that is currently associated with the instance.
获得当前与该实例关联的EJB本地对象的引用。
Obtain a reference to the EJB object that is currently associated with the instance.
获取当前与实例关联的EJB对象引用。
Obtain a reference to the EJB object that is currently associated with the instance.
获取当前与实例关联的EJB对象引用。
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