Biology-like device capable of talking, and talking method thereof

The invention provides a biological-like device which can have a conversation, and belongs to the field of electronic pets, electronic toys, robots and the like. The invention further provides a conversation method of the biological-like device which recognizes the conversation voice, and outputs a response voice according to the random function which takes the weighted value of each response voice corresponding to the conversation voice as the variable when a user's conversation voice is received by the biological-like device, wherein the weighted value of each response voice is confirmed by the function which takes the final response time of each response voice as the variable. The biological-like device can output different, non-fixing and time-varying response voices, thereby bringing the real pleasure to users.