腔壁

qiāngbì
cavity wall

CEDICT

Entry Composition

1 腔 qiāng
  1. (bound form) cavity
  2. (bound form) speech; talk
  3. tune
  4. accent (in one's speech)
  5. (old) classifier for carcasses of slaughtered livestock
2 壁 bì
  1. wall
  2. rampart

Related entries

空心牆 kōngxīnqiáng
  1. cavity wall
  2. hollow wall