You might try to clean up this code a bit by packaging the key lookup code in a named template.

您可能希望将键查找代码打包在指定模板中，使代码更加清晰。

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This code, given a key, node, looks up the color for the node.

这段代码接收一个键值node，查找node指定的颜色。

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When you generate a key, Google is nice enough to provide you with a snippet of code that can get you up and running.

生成键时，使用Google就足以提供运行良好的代码片段。

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The city centre's bars and restaurants, continuing the laid-back summer vein, are for the most part low key and dress code and doorman free, many offering up British Columbia's bounty of local wines and microbrews.

BBC: Vancouver: Land of the lotus-eaters