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关注：1
2013-05-23 12:21
求翻译：A restaurant chain has several store locations in a city (with a name and zipcode stored for each), and each is managed by one manager. Managers manage only one store. Each restaurant location has its own unique set of menus. Most have more than one menu (e.g., lunch and dinner menus). Each menu has many menu items, an是什么意思？ 待解决
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A restaurant chain has several store locations in a city (with a name and zipcode stored for each), and each is managed by one manager. Managers manage only one store. Each restaurant location has its own unique set of menus. Most have more than one menu (e.g., lunch and dinner menus). Each menu has many menu items, an
问题补充： |
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2013-05-23 12:21:38
连锁餐厅，在一个城市的几个商店位置（为每个存储的名称和邮政编码），和每一位经理管理。经理来管理只有一个商店。每个餐厅的位置都有自己的一套独特的菜单。最有一个以上的菜单（例如，午餐和晚餐）。每个菜单有许多菜单项，项目可以出现在多个菜单，和不同的价格不同的菜单。 ER图表示这种情况的餐馆。
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2013-05-23 12:23:18
连锁店的食肆有几个地点存放在一个城市(同一名称和邮政编码存储为每个)和每个是由一位经理。 只有一个存储管理人员管理。 每个餐厅位置有其独特的菜单。 最有多个菜单(例如,午餐和晚餐菜单)。 每个菜单中有许多菜单项,和项目可以出现在多个菜单,并与不同的价格在不同菜单。 这是食肆的情况与一个e-R图。
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2013-05-23 12:24:58
正在翻译，请等待...
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2013-05-23 12:26:38
正在翻译，请等待...
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2013-05-23 12:28:18
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