The lastUser reference will be repeatedly used to publish a value for consumption by the rest of the program.

将反复使用 lastUser 引用来发布值，以供程序的其他部分使用。

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Some people say that it is a reference to the fact that it looks like of like a chunk of apple stuck in the throat, so the name is linked with Adam's consumption of the Fruit of the Tree of Knowledge.

一些人认为喉结就像一个苹果卡在喉咙形成的结块一样，而亚当吃了知识之树的果实。

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Using experience of developed countries for reference, the key to advance individual automobile consumption is to optimize circumstances of automobile consumption.

借鉴发达国家经验，优化汽车消费环境是促进个人汽车消费的关键。

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