For example, many of you might have an iPhone, and if you use an iPhone to send a text message to other people who have an iPhone, those text messages cannot easily be wiretapped.
比如，你们许多人可能有苹果手机， 如果你用苹果手机发送短信 给其他使用苹果手机的人， 那些信息就不能被轻易地监控。