C1193 Half-lactose Enzyme

Chen Qun's answer didn't finish explaining Yang Xiaoquan's question. Instead, it attracted him to ask more questions.

"Xiao Gu just said that you only looked at it a few times. At first, you were a little hesitant, but in the end, you were very sure. " I think that just by relying on the patient's sweat free symptoms, you won't be able to confirm the correct answer directly. "

"Yes