V2EX wificalling

WiFi Calling

定义 Definition

WiFi calling 指“通过 WiFi 网络进行语音通话(以及通常也包括短信)”的功能。它让手机在蜂窝信号弱或没有信号时,仍可借助无线网络完成通话。

发音 Pronunciation (IPA)

/wa fa kl/

例句 Examples

WiFi calling is helpful when you’re in a basement.
WiFi 通话在你待在地下室时很有用。

If the cellular signal drops, your phone may switch to WiFi calling automatically to keep the call stable.
如果蜂窝信号变差,你的手机可能会自动切换到 WiFi 通话,以保持通话稳定。

词源 Etymology

这是一个现代复合词,由 WiFi(无线局域网技术名称)+ calling(打电话)组合而成,字面意思就是“用 WiFi 来打电话”。该术语随着智能手机与运营商的通话承载技术发展而普及。

相关词 Related Words

文学与作品举例 Literary & Works

该词属于较新的通信技术用语,通常不见于传统文学名著,更常出现在产品文档与技术写作中,例如:

  • iPhone User Guide(Apple 用户指南中关于“WiFi Calling”的设置说明)
  • Android Help/Support(Android 官方帮助中心关于 WiFi 通话的说明)
  • 各国运营商的《服务条款/功能说明》与技术白皮书(如对 WiFi 通话开通、资费与紧急呼叫限制的说明)
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