Undoubtedly, fear is the natural reflection from the emotional system when it confronts certain natural situation.

毫无疑义，恐惧应该是情绪系统中面对自然界特定情形的自然反映。

youdao

Undoubtedly, fear is the natural reflection from the emotional system when it confronts certain natural situation.

毫无疑义，恐惧应该是情绪系统中面对自然界特定情形的自然反映。

youdao