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SA node的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
a specialized bit of heart tissue that controls the heartbeat
SA node的用法和樣例：
例句
- Activation of the heart normally begins in the sinoatrial node.
在正常情況下，心臟的活動始於竇房結。 - 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電信號的再次產生，這個過程會一直重複下去。
