◎ 接通 jiētōng
(1) [put through]∶叫通电话
电话接线员毫不迟延地为他接通了对方
(2) [close]∶使电路形成闭合
连接导电体以接通电流

• 切断

1.（拨通电话） put through; connect; get through
2.（连通） {电} close; close-up; cut-in; (key) on; throw-in; switch on; key-on; make-up