electro-acoustic transducer

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a transducer that converts electrical to acoustic energy or vice versa
• Hypernyms:
transducer
• Hyponyms:
cartridge, pickup, earphone, earpiece, headphone,
phone, loudspeaker, speaker, speaker unit, loudspeaker system, speaker system,
microphone, mike
• Part Meronyms:
diaphragm