SA node
英
美
- 窦房结
详细释义
Noun:
-
a specialized bit of heart tissue that controls the heartbeat
双语例句
- Activation of the heart normally begins in the sinoatrial node.
在正常情况下，心脏的活动始于窦房结。 - This process continues over and over as the atria refill with blood and other electrical signals come from the SA node.
随着心房的再次充血和窦房结电信号的再次产生，这个过程会一直重复下去。
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