The code in Listing 4 shows how the Garbage Collect command is implemented.

清单4中的代码展示了Garbage Collect命令是如何实现的。

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It's the long-lived objects, such as ones you might pool, that are expensive to garbage collect.

只 有那些生存周期很长的对象，才适合使用对象池技术，因为对它们进行垃圾回收的成本很高。

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This configuration provides a balance between how often the garbage collector runs and how long it takes the garbage collector to collect garbage.

此配置在垃圾回收器运行的频率和垃圾回收器进行垃圾回收操作的时间长度之间进行了平衡。

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The Zabbaleen collect the garbage in Maadi and sort it -- often in their own homes -- for recyclers.

CNN: Homes for the Zabbaleen

In one of the favelas, outside of the city, one woman (Regina Silva Gomes) decided that she would collect local garbage and exchange it for food lead a project to clean up the community, where the streets were littered with trash and infested with rodents.

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The Zabbaleen collect 200 tons of garbage a day at no cost to the city.

CNN: Homes for the Zabbaleen