您可以指定地区，也可使用系统默认地区。

You can specify the locale or use the default System locale. Below is the code you need

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本月会出现一些紧张局面，指定地区会受到地震的影响。

There will be some tension this month and specified regions will be subject to earthquakes.

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此研究预估了指定地区特定疾病的发生率以及经常吸二手烟的人数。

The study used estimates of the incidence of specific diseases and of the number of people exposed to second-hand smoke in particular areas.

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