V2EX coverage area

Coverage Area

定义 Definition

coverage area 指某项服务、信号或活动所能覆盖或到达的地理范围。常用于通信(如手机信号覆盖区域)、保险(保障范围)、新闻报道(报道区域)等语境中。

发音 Pronunciation

/kvrd ri/

例句 Examples

Our mobile network has expanded its coverage area to include rural towns.
我们的移动网络已经扩大了覆盖范围,将农村城镇也纳入其中。

Before purchasing the insurance plan, make sure you understand the coverage area, as some policies only apply within certain states or regions.
在购买保险计划之前,请确保你了解其保障范围,因为有些保单仅适用于特定的州或地区。

词源 Etymology

coverage 源自动词 cover(覆盖),加上名词后缀 -age,表示"覆盖的范围或程度"。cover 来自古法语 covrir,最终追溯到拉丁语 cooperire(完全覆盖)。area 则直接来自拉丁语 area,原意为"一块空地"或"平坦的地面"。两个词组合在一起,表示"被覆盖到的区域",在现代英语中广泛用于通信、保险、媒体等领域。

相关词汇 Related Words

文学与使用 Literary & Notable Usage

coverage area 作为一个现代实用性短语,更多出现在技术文献和新闻报道中,而非传统文学作品。例如:

  • 在通信行业报告和技术文档中频繁出现,如描述 5G 网络的 coverage area 扩展计划。
  • 在新闻学教材中,coverage area 用来指代一家媒体机构负责报道的地理区域,如 *"The Elements of Journalism"*(Bill Kovach & Tom Rosenstiel)中讨论了新闻机构如何定义其报道覆盖范围。
  • 在保险类文献中,如各类保险合同和金融类书籍中,coverage area 是界定保障适用地域的核心术语。
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