The other driver has no goal, or a map.
另一个司机没有目的，也没有地图。
Keys can also be other JSON structures such as a list or a map.
键还可以是其他JSON结构，比如列表或映射。
When you look up directions or a map of a Sametime partner using the plug-in, a browser window opens.
在您使用插件查找路线或Sametime合作伙伴所在位置的地图时，将打开一个浏览器窗口。
For example, in Listing 1, I define a simple function that prints out the contents of a collection, be it a list or a map.
例如，在清单1中，我定义了一个简单的函数，它将输出一个集合的内容，而不管这个集合是list还是map。
We know that this journey is not easy, whether you are a map carver or a map follower matters not, it is a difficult journey.
我们知道这一旅途并不容易，不管你是一名地图绘制者还是一名地图追随者，这都是一条艰难的旅途。
Typically, these methods are written as one large if-else block or a Map lookup.
通常情况下，这些方法中的代码都有一个大型的if -else语句块或者一个map查找。
You could use a List or a Map to implement the relationship; however, a Map offers the advantage that it can provide fast lookup given, say, the book catalog number as the key.
可以用List或Map实现这个关系；但是Map提供的优势是它能提供快速的查询，也就是说用图书目录编号作为键。
You could use a List or a Map to implement the relationship; however, a Map offers the advantage that it can provide fast lookup given, say, the book catalog number as the key.
可以用List或Map实现这个关系；但是Map提供的优势是它能提供快速的查询，也就是说用图书目录编号作为键。
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