用户线 yònghùxiàn subscriber line Definitions Defs Origin Strokes Stroke Words Sentences Sents 用户线 用戶線 yònghùxiàn subscriber line the physical telephone line or connection between a service provider and an individual user's premises
用户线 用戶線 yònghùxiàn subscriber line the physical telephone line or connection between a service provider and an individual user's premises
