[bi2 qiang1] /nasal cavity/
  [bi2 qiang1] /Nasenhöhle (u.E.) (S)/
  [bi2 qiang1] /cavités du nez/fosse nasale/
 [びこう;びくう] /(n) (びくう is used by medical professionals) the nasal cavity/EntL1583310X/
Visszatérés a(z) „鼻腔” laphoz.