Why do all the players want to save me?

After the system patiently described the detailed conditions for obtaining technology from the system store, Su Feng fell silent.

It would be okay if he were a science student, at least he would still know most of the principles, but if it was not possible, he would be able to understand more or less as a liberal arts student.

But the problem is that before he time traveled, he was neither a science student nor a liberal arts student, but an art student!

The system obviously understood why Su Feng was silent, but it had nothing to do.

After all, the impact of technology is too great. Compared with directly obtaining an item, the price to pay for directly obtaining technology is naturally greater.

[Um...Master, do you still want to exchange technology? 】

The system asked cautiously.

"Yes, of course."

Su Feng ended his silence with a smile on his lips, as gentle as ever.

"I want to exchange two."

【OK! 】

An inexplicable feeling of dizziness enveloped his whole body. Under the guidance of the system, Su Feng closed his eyes.

List principles, imagine shapes, and conceive effects.

Soon, Su Feng opened his eyes again.

The system also saw the names of the two technologies that Su Feng redeemed.

[High-efficiency fertilizer "Jinkeli\