
好词典

源自希腊语 'diastolē'(扩张),由 'dia-'(分开)和 'stellein'(放置)组成,17世纪进入英语。
❶ 心脏舒张期,指心跳周期中心室放松并充满血液的阶段,与收缩期(systole)共同构成完整心跳。
“During diastole, the heart chambers fill with blood.”
(在舒张期,心脏各腔室充满血液。)
“Blood pressure is lower in diastole than in systole.”
(舒张期的血压低于收缩期。)
diastolic pressure — 舒张压,指心脏舒张期测量的最低血压值,通常写在血压读数的第二个数字。
“Her blood pressure was 120/80, where 80 is the diastolic pressure.”
(她的血压是120/80,其中80代表舒张压。)