Being unable to explain but speaking the truth with a clear conscience is in itself the best explanation.
Yet how many people in the world would consider this a good explanation?
Many people only acknowledge the explanations they have decided upon.
Councilor Cheng, although a human in possession of high technology, has an ideology that is not much different from the rest of the world, coldly saying, "Xiao Chu, you are a medium."
Xiao Chu uttered a sound in acknowledgment.
Councilor Cheng then said, "Because the super-body mutations are extremely cunning, our actions demand prudence and stability, so the mediums who make contact with this world are all carefully selected."
If Shen Yue were present, he would definitely understand that a medium is similar to a messenger; it's someone responsible for communication tasks.
Some terms have the same meaning for thousands of years, yet humans might define them with thousands of words.