资料来源 : pyDict

呼吸运动记录器

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

Spirograph \Spi"ro*graph\, n. [L. spirare to breathe + -graph.]
   (Physiol.)
   An instrument for recording the respiratory movements, as the
   sphygmograph does those of the pulse.

资料来源 : WordNet®

spirograph
     n : a measuring instrument for recording the depth and rapidity
         of breathing movements