systole [ˈsɪstəli]

例句:

• Each heartbeat has two basic parts: diastole and atrial and ventricular systole.
  每一次心脏跳动都包含两个基本部分: 舒张期以及方式收缩期.
  
• The length in the diastole was bigger than that in the systole.
  在舒张期其可视长度比收缩期长.
  
• What are the reason that the problem here is systole and mechanism.
  这里的问题是收缩的原因和机制是什么.
  
• There must be a systole and diastole in all inquiry.
  来自fig.