隔音

géyīn
soundproofing

CEDICT

  1. (often attributive) to be soundproof
  2. to be soundproof

Wiktionary

隔绝外界的声音。

重編國語辭典

Entry Composition

1 隔 gé
  1. to separate
  2. to partition
  3. to stand or lie between
  4. at a distance from
  5. after or at an interval of
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)

Containing this entry

隔音符号 géyīnfúhào apostrophe, as used in pinyin orthography (i.e. to mark a boundary between two syllables, as in "dàng'àn" 档案 dàngàn)