Don't worry. You're having a mild nervousreaction.
不用担心,这是一种轻微的神经反应。
2
I don’t know why I even mentioned it; maybe I thought I was being funny, or perhaps it was just a nervousreaction to a subject I didn’t want to discuss.
我不知道为什么要提这个细节;也许我只是想开开玩笑,也许是谈论到不愿意谈的话题时紧张所致。
3
Calcium is important in the physiologic process of muscle or nervousreaction, nervous impulse transmission, heartbeat rhythm maintenance, blood solidification, cell coherence and so on.