dial out
中高级 (B2) neutral
To call someone from a phone system by dialling an outside number, or to remove unwanted noise from a sound.
"You need to press 9 before you can dial out on this office phone system."
To call someone from a phone system by dialling an outside number, or to remove unwanted noise from a sound.
"You need to press 9 before you can dial out on this office phone system."