Heart rates also fell by nearly half without much effect on blood pressure or the strength of the heart-beat.

心率下降了近一半，但对血压和心跳强度没有产生太大的影响。

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Heart rates also fell by nearly half without much effect on blood pressure or the strength of the heart-beat.

心率下降了近一半，但对血压和心跳强度没有产生太大的影响。

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