英语释义
1
n electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds
2
n (phonetics) an individual sound unit of speech without concern as to whether or not it is a phoneme of some language
3
n electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear
4
v get or try to get into communication (with someone) by telephone