n.
electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds
"I talked to him on the telephone"
同义词：telephonetelephone set
(phonetics) an individual sound unit of speech without concern as to whether or not it is a phoneme of some language
同义词：speech soundsound
electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear
"it was not the typing but the earphones that she disliked"
同义词：earphoneearpieceheadphone
Energy consumption in mobile phones
Using mobile phones to determine transportation modes
Healthcare via cell phones: a systematic review.
Seeing-is-believing: using camera phones for human-verifiable authentication
Energy consumption in mobile phones:a measurement study and implications for network applications
LOW-POWER SOLID STATE STORAGE CONTROLLER FOR CELL PHONES AND OTHER PORTABLE APPLIANCES
Micro-Blog: sharing and querying content through mobile phones and social participation
VTrack:accurate, energy-aware road traffic delay estimation using mobile phones
SoundSense: scalable sound sensing for people-centric applications on mobile phones
Simple telemedicine for developing regions: camera phones and paper-based microfluidic devices for real-time, off-site diagnosis.
