But I feel it is far from the field visit.
但我实地游览感觉却相差太远。
To define software requirements according to the description of customers or field visit.
根据客户描述或现场考察准确提炼软件需求。
If the field is true, it calls the visitor's visit method.
如果该字段为true，它会调用访问程序的visit方法。
If the field is true, it calls the visitor's visit method.
如果该字段为true，它会调用访问程序的visit方法。
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