DSL

剑桥词典

abbreviation for digital subscriber line (= a system for sending and receiving information at high speeds over ordinary telephone lines )
數字用戶線路（digital subscriber line的縮寫）
In some respects , DSL is superior to cable for Internet access . 從某些角度看，數字用戶線路在上網方麪優於電纜。 返回 DSL