Going back to the trip planner now, let's revisit the domain model and see if any m: m relationships are lurking around. In the first article, I created a trip class, shown in Listing 1.

现在回到trip - planner应用程序，首先回顾一下域模型，并查看有没有潜在的m： m关系。

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She hopes to become a wedding planner, though she says she will never marry. "I am afraid of relationships," she said.

尽管她说她将永远不结婚，但她仍希望能成为一个婚礼策划师，“我害怕恋爱，”她说道。

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