On the street, this is a symbol of the road of life.
Black smoke refers to inner irritability and depression.
The appearance of blackbird is also a symbol, which shows that the dreamer is a person who yearns for freedom and is incompatible with the real society.
The hand is the representative of self-ability, and being attacked proves that the dreamer is subconsciously aware of his own shortcomings: superior vision and weak practical ability.
As for the appearance of dogs, it is to emphasize and confirm a certain concept, and dogs can imply conscience, ethics or moral criticism. Killing a dog means that the inner concept conflicts with the values that people usually agree with.
A comprehensive analysis of this dream shows that the dreamer's mood is relatively low recently. Although he saw some weaknesses in his heart, it was still difficult to recognize and accept them on the surface. Dreams are the result of inner contradictions and self-balance.