[] () (about a computer system or service) temporarily connected to another system or to the Internet by a telephone line（计算机系统或服务）拨号上网的◆Most of their subscribers use dial-up connections to access their email.他们大多数的用户采用拨号连接查收电子邮件。➡always-on , broadband ⨁a dial-up connection / modem / service拨号连接／调制解调器／服务▸ˈdial-up ( ˈdial-in)
noun
[] ◆Their broadband service is up to 25 times faster than dial-up.他们的宽带服务速度可达拨号连接的 25 倍。