人们认为它的模式适用于大多数居民未拥有私家车的人口密集地区。
Its model works best in densely populated areas where many residents don't own cars.
将大量基站安装在在人口密集地区，用以扩张网络容量，而不是用来扩大网路覆盖范围。
In densely populated areas, many base-stations are installed to boost the network's capacity, rather than to provide essential coverage.
多少年来，受鄙视的拾荒者们在收集，整理，回收和卖掉这些埃及首都人口密集地区的垃圾。
For decades, the zabbaleen, the despised garbage people, have collected, sorted, recycled and sold the refuse of Egypt's megalopolis of a capital.
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