流行音乐节目主持人 meaning in Chinese

person who plays and comments on recorded popular music eson radio or tv

Dj stands for disc jockey
Dj的意思是流行音乐节目主持人
There were two types of rolling partner robots on display at the 2005 world expo : music playing robots to demonstrate hand / arm coordination and a dj designed to carry on conversations with people
在2005年的世界博览会上展出了两种类型的滚动型机器人组合：为了证明手和胳膊的协调性而研制的演奏音乐的机器人和为了与人们谈话而设计的dj （流行音乐节目主持人）型机器人。