名词
中文翻译：四地址码
同义词：
['four address code', 'four-digit code', 'four-digit address code']
例句：
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1. The phone number is a four-address code that identifies the location of the caller.
这个电话号码是一个四地址码，用来标识来电者的地理位置。
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2. The four-address code is used to identify the location of the caller in the event of an emergency.
在紧急情况下，这个四地址码被用来识别来电者的位置。
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3. The four-address code is a standardized system used by telecommunications companies to identify and route calls to specific locations.
这个四地址码是电信公司用于识别和路由呼叫到特定位置的标准系统。