Hrv
[医][=heart rate variability]心率变异性
🗣️ 情景例句
We also like to know
我们还想知道，
By the side of sickness health becomes sweet.
和疾病相比较，才显得健康的可贵。
I'm hoping to get to your showroom.
我打算到你们的展示中心看看，