The semantic of this specification is that a copy of the referenced object should be created, and assigned another name.

该规范的语义是应当创建已引用对象的一个副本，并指定另一个名称。

youdao

By default, this option is disabled and a copy of each parameter object is made and passed to the invoked EJB method.

默认情况下，此选项是禁用的，并且将各参数对象的副本传递给调用的EJB方法。

youdao

Furthermore (and for the same reason), earlier versions pickled every attribute as a deep copy of its actual Python object.

而且(出于相同的原因)，早期版本将每个属性作为它实际Python对象的深层副本进行pickle。

youdao

In fact, one of the spooky things about cyberspace is that there is no difference between the original and a copy of a cyber object.

FORBES: Cyber Security Fails As 3.6 Million Social Security Numbers Breached In South Carolina

Just as a mould can be used to make a copy of a three-dimensional object, Dr Sharpless proposes to use biological targets as templates to guide the formation of their own perfect drugs.

ECONOMIST: MONITOR

This leads to the fact that if a copy is correct, security systems based on object ID verification are not capable of distinguishing between the two.

FORBES: Cyber Security Fails As 3.6 Million Social Security Numbers Breached In South Carolina