受話器を外しておくの英語

hang up the phone

to put the receiver to the ear

remove the triggering device from

replace a receiver

the telephone wire that connects to the handset

the tympanum of a telephone receiver

jam the switchboard

a conversation over the telephone

trace a call

having the coupling undone

a cordless telephone that can be used outside

You must take the receiver off the hook before you dial

(of a telephone) a state of being busy

put a tap on a telephone

the person initiating a telephone call

hold the phone line open

a secure telephone connection

Pick up the handset and press the call button.

a return call

a long-distance telephone call

the frequency of using a telephone

a telephone service

a telephone call that goes through a switchboard

a plug for connecting a telephone

the dial tone

a type of telephone call called a direct telephone call

Engaged!

a telephone line

receptionists' telephones are always engaged

a phone receiver called {headphone}