Regular irregularities occur with constant periodicity and are usually associated with partial heart block.

规律的不整脉随固定周期出现，而且常伴有心脏部分传导阻滞。

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Regular irregularities occur with constant periodicity and are usually associated with partial heart block.

规律的不整脉随固定周期出现，而且常伴有心脏部分传导阻滞。

youdao