Another design pattern that lends itself well to DEBA is the Visitor pattern, which externalizes an operation that will be performed on another object, a group of objects, or a structure of objects.
另外一种可用于DEBA架构的设计模式是Visitor(访问者)模式，将操作外部化，可以对其他对象、对象组或者对象结构执行这些操作。
JUSTIN also belongs to a special group PUBLIC and the role VISITOR is granted to PUBLIC.
JUSTIN还属于一个特殊的组public，并且角色VISITOR被授给PUBLIC。
Still, every travel group or individual visitor is constantly accompanied by one or two "guides" who normally speak the mother language of the tourist.
每一个旅行团或者自助旅客都有一个或两个说游客母语的“导游”常伴左右。
Finally, I had him recalculate visitor value for each keyword group.
最后，我对他重新为每个关键字组游客价值。
At the student union a conceited and pompous old visitor was boring a group of apprentices with his unasked for advice.
在学生会里，一位自高自大、自以为是的年长访问者正在主动对一群学徒进行烦人的空洞说教。
At the student union a conceited and pompous old visitor was boring a group of apprentices with his unasked for advice.
在学生会里，一位自高自大、自以为是的年长访问者正在主动对一群学徒进行烦人的空洞说教。
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