资料来源 : pyDict

中间隔墙; 中间间隔; 中间墙壁

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Midfeather \Mid"feath`er\, n.
   1. (Steam Boilers) A vertical water space in a fire box or
      combustion chamber.

   2. (Mining) A support for the center of a tunnel.