| 单词 | dialling tone |
| 释义 | > as lemmasdialling tone dialling tone n. chiefly British a sound produced in a telephone indicating that the line is in order and the caller can start dialling.Before the introduction of automatic exchanges, no dialling tone was heard; rather, the caller would speak to an operator, who would connect the call on his or her behalf. Dialling tones are not used in mobile telephony. ΘΚΠ society > communication > telecommunication > telegraphy or telephony > telephony > [noun] > signals or tones call signal1853 telephone call1878 tone1878 ring-off1885 busy tone1902 buzz1913 dialling tone1917 dial tone1920 ringtone1921 ringing tone1922 pip1929 pip-pip-pip1936 logatom1937 pay-tone1958 ringtone1984 1917 Telegr. & Teleph. Jrnl. Sept. 159/1 The ‘dialling’ tone. 1966 A. Prior Operators v. 47 ‘Hello, hello!’ But there was just the dialling tone. 2006 Evening Gaz. (Middlesbrough) (Nexis) 18 Apr. 15 Christine picked up the phone at home, but there was no dialling tone. < as lemmas |
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