咔哒声

咔噠聲
kǎdashēng
(onom.) clunk

CEDICT

onomatopoeic

Entry Composition

1 咔 kǎ (used as phonetic "ka")
2 哒 dā
  1. (phonetic)
  2. command to a horse
  3. clatter (of horses' hoofs)
3 声 shēng
  1. sound
  2. voice
  3. tone
  4. noise
  5. reputation
  6. classifier for sounds