Most of the focus has been on ADSL (asymmetric digital subscriber line), which delivers rates of 32 Kbps to 8.192 Mbps downstream, and 32 Kbps to 1.088 Mbps upstream to the network, while providing phone service at the same time on the same line.是什么意思_Most of the focus has been on ADSL (asymmetric digital subscriber line), which delivers rates of 32 Kbps to 8.192 Mbps downstream, and 32 Kbps to 1.088 Mbps upstream to the network, while providing phone service at the same time on the same line.在线翻译_英语_读音_用法_例句