资料来源 : pyDict

排水容积计,体积计

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

Volumenometer \Vol`u*me*nom"e*ter\, n. [L. volumen volume +
   -meter.] (Physics)
   An instrument for measuring the volume of a body, especially
   a solid, by means of the difference in tension caused by its
   presence and absence in a confined portion of air.