Hrv
[医][=heart rate variability]心率变异性
🗣️ 情景例句
What do you think of this place?
你觉得这个地方怎么样？
I'm leaving tomorrow,but I haven't packed my suitcases yet.
我明天将离开，但是我还没收拾好行李。
This idyllic pastoral scene is only part of the picture.
但这种田园诗般的乡村风光仅仅是一个侧面。