眼镜猴后肢很长，踝骨细长，因此又名跗猴。

It also has long hind limbs and its feet have extremely elongated tarsus bones, hence his name.

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因此我们使用Factory类（又名对象工厂），以根据需要为客户机代码提供Db2AttendeeDAO和 DefaultDAO实例。

So, we use a Factory class (a.k.a. an object factory) to provide the client code with instances of Db2AttendeeDAO and DefaultDAO as needed.

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因此我们使用Factory类（又名对象工厂），以根据需要为客户机代码提供Db2AttendeeDAO和 DefaultDAO实例。

So, we use a Factory class (a.k.a. an object factory) to provide the client code with instances of Db2AttendeeDAO and DefaultDAO as needed.

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