资料来源 : pyDict

三波

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

Tricrotism \Tri"cro*tism\, n. (Physiol.)
   That condition of the arterial pulse in which there is a
   triple beat. The pulse curve obtained in the sphygmographic
   tracing characteristic of tricrotism shows two secondary
   crests in addition to the primary.