direct dialing

US /ˌdɪ.rekt ˈdaɪ.əl.ɪŋ/
UK /ˌdɪ.rekt ˈdaɪ.əl.ɪŋ/
"direct dialing" picture
1.

直拨电话, 直接拨号

a telephone system that allows a user to dial directly to an extension or another telephone without the assistance of an operator

:
The hotel offers direct dialing to all rooms.
酒店提供所有客房的直拨电话服务。
With direct dialing, you can reach anyone without delay.
通过直拨电话,您可以立即联系到任何人。