C208 Little Aunt Who Lives in West of the City!(5)

"The idea of producing antibodies is pretty unlikely, but I'm confident it can't be transmitted through the air, right?"

Zhang Ning nodded, signaling his agreement with Tu Zhiying's statement.

"Why would it be impossible to produce antibodies?"

Tu Zhiying, who had been in mid-thought, paused and gave Zhang Ning a curious glance