Hrv

[医][=heart rate variability]心率变异性

🗣️ 情景例句

Then walk two blocks to the traffic light.
再走两条街到红绿灯处
I'm afraid you will be discouraged.
我怕你会灰心。
I have more than you. Do I have fewer apples than you? Let me see!says Jim.
“我的苹果比你的多。”“我的苹果比你的少吗?让我看看!”吉姆说。
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