Retrieving a time zone that is already defined by the operating system.

撷取作业系统已定义的时区。

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Creating a new time zone that is not already defined by the operating system.

建立作业系统尚未定义的新时区。

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Creating a new time zone that is not already defined by the operating system.

建立作业系统尚未定义的新时区。

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