收音

shōuyīn
  1. to receive a radio signal
  2. to make an audio recording
  3. (of an auditorium etc) to have good acoustics
  4. (vocal training, linguistics) ending (of a word or syllable)

CEDICT

linguistics

Entry Composition

1 收 shōu
  1. to receive
  2. to accept
  3. to collect
  4. to put away
  5. to restrain
  6. to stop
  7. in care of (used on address line after name)
2 音 yīn
  1. sound
  2. noise
  3. note (of musical scale)
  4. tone
  5. news
  6. syllable
  7. reading (phonetic value of a character)