壁挂式电话机 wall telephone set ; wall set telephone ; wall mounting telephone

电话挂机 telephone calls ; Phone on hook

戴挂式电话机 head and chest set

用话机挂发电话 Booking Calls through the Telephone

壁挂电话机 wall phone

挂胸电话机 breast telephone

挂墙电话机 wall-mounted telephone

挂胸式电话机 telophone breast