The English word for “满怀恐惧” is “nervous”. It can be used to describe a state of fear and excitement mixed together.
In Chinese, we have a different word for this kind of feeling, “不安” (bù nèng). It can be used to describe a feeling of fear or uncertainty.
In many languages, including English, there are other words that can be used to describe a state of fear. For example, “nervous” can be used to describe a state of fear and excitement mixed together, while “frightened” can be used to describe a state of fear caused by something specific.
The word “nervous” can be used to describe a state of fear and excitement mixed together, or it can be used to describe a feeling of fear caused by something specific. It is a versatile word that can be used to describe a wide range of emotions.