Experimenters have succeeded in controlling the rate and regularity of the heartbeat.
实验者已经成功控制了心跳的速度和频率。
《柯林斯高阶英汉双解学习词典》
We all know that when we exert ourselves our heart rate increases.
我们都知道太卖命了会导致心跳加速。
《柯林斯高阶英汉双解学习词典》
He was rigged up to a machine so that the nurses could check his heartbeat.
他身上连接了机器让护士检查心跳.
《简明英汉词典》
最近两年我发现上楼梯时心跳的很快,并且不得不停下来喘气。
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