An increased heart rate when you are scared is a common physiological reaction.

恐惧时心跳加速是一种常见的生理反应。

Is there anything you are scared of?

你会有害怕的事情么？

It represents a part of you or a situation you are scared to confront.

它象征着你的某个方面或者某种情形是你害怕面对的。

You decide to stay with him to in case of losing him , though you are scared.

为了不要失掉他，虽然害怕，你还是决定跟他一起。

You are in a vehicle that is spinning out of control. You desperately try to slow down because you are scared of crashing.

疾驶在路上的车失去了控制！ 你发了疯的想减速，谁也不想撞车！