词根词缀：brady-

【来源及含义】Greek: slow, slowness; delayed, tardy; a prefix used in the sense of being "abnormally slow"

【同源单词】bradyacusia, bradyarrhythmia, bradyarthria, bradyauxesis, bradycardia, bradycardiac

词根词缀：systol-, -systole, -systolic, -stole

【来源及含义】Greek > Latin: contraction; to draw together

【同源单词】bradydiastole, diastole, diastolic, extrasystole, hypodiastole, hyposystole