{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/0\/05\/Make-a-Three-Way-Phone-Call-Step-9.jpg\/v4-460px-Make-a-Three-Way-Phone-Call-Step-9.jpg","bigUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/0\/05\/Make-a-Three-Way-Phone-Call-Step-9.jpg\/v4-760px-Make-a-Three-Way-Phone-Call-Step-9.jpg","smallWidth":460,"smallHeight":345,"bigWidth":760,"bigHeight":570}5注意:GSM(全球通)电话(一般是AT&T服务),可以最多加到5个人。{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/5\/5d\/Make-a-Three-Way-Phone-Call-Step-12.jpg\/v4-460px-Make-a-Three-Way-Phone-Call-Step-12.jpg","bigUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/5\/5d\/Make-a-Three-Way-Phone-Call-Step-12.jpg\/v4-760px-Make-a-Three-Way-Phone-Call-Step-12.jpg","smallWidth":460,"smallHeight":345,"bigWidth":760,"bigHeight":570}3再按SEND。点击“Flash”(闪键)按钮。2秒钟,给其他人打电话,。