支持。iPhon开发者_开发知识库e XR的一个卡槽可以插张sim卡，卡托的正面一张，反面一张。如此，手机便实现了双卡双待功能。
I ran into开发者_StackOverflow社区 an interesting issue the other day and was wondering if someone could shed light on why this is happening. Here is what I am doing (for the purposes of this example
加载中,请稍侯......