SA node

常見(jiàn)例句

• Activation of the heart normally begins in the sinoatrial node.
  在正常情況下，心臟的活動(dòng)始于竇房結(jié)。
• This process continues over and over as the atria refill with blood and other electrical signals come from the SA node.
  隨著心房的再次充血和竇房結(jié)電信號(hào)的再次產(chǎn)生，這個(gè)過(guò)程會(huì)一直重復(fù)下去。
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