TTY的精选

TTY也叫做TDD，即聋人用电报交流设备。过去，许多聋人只能依赖于TTY来进行长距离交流。OtheriPhonefeaturesforthedeafincludeclosed-captionedmovies,visualandvibratingalerts,andTTY,orteletypewriter,support.站长“...