苹果公司自2018年发布iPhone XS、iPhone XS Max和iPhone XR以来，开始在其部分机型中引入双卡双待（Dual SIM）功能。这一功能受到了许多用户的欢迎，因为它允许用户在同一设备上使用两个电话号码，方便工作和个人生活的区分 ...

In 2018, Apple released the first iPhone models with dual SIM card slots. However, it was limited to the iPhone XR and XS Max models sold in China, Hong Kong, and Macau. Unlike the dual SIM models ...