朋友,不知你是否遇到这样的尴尬场面:有些时候,身边的朋友向你借手机用,你不想借,又怕伤了和气,不好拒绝。现在介绍一种既不伤和气又可节省手机话费的办法,前提是你的手机必须是双频的。以爱立信T28sc为例:首先,在待机状态下按“右箭头”进入“更换线路”菜单,第二步,按“YES”确定,第三步,再按“YES”确 Friends, I wonder if you encountered such an awkward scene: Sometimes, my friends borrowed from you to use mobile phones, you do not want to borrow, but also afraid of hurt the atmosphere, not good to refuse. Now introduce a way not only to save the atmosphere but also save cell phone calls, provided that your phone must be dual-band. To Ericsson T28sc as an example: First, press the “right arrow” in standby mode to enter the “change line” menu, the second step, press “YES” OK, the third step, then press “YES”