名词<主英>（电话）拨号音
1. 拨号：挂机状态 on-hook | 拨号 dialling | 拨号脉冲 dial impulse
2. 罗盘导线测量：dialkylene /二烯基/ | dialling /罗盘导线测量/ | dialog /对话/
1. dialling什么意思
1. The young man ended up clumsily dialling police on his mobile with his free hand.
2. Once He Nan remembers the relation between pitches and keys, he can tell the number by the dialling sound.
3. Citizens wishing to voice their " problems, complaints and proposals " to the president will be able to do so by dialling 111.
4. The automatic dialling system makes continuous calls to several hundred illegally advertised phone numbers, blocking any chance of genuine calls getting through.