The units were naturally ancient currency. As for books that didn't have any collectible value, they were considered very expensive.
In Western history, it can be known that Westerners highly praised the Eastern culinary culture.
But while they are both cookbooks, the price difference could be twenty times greater.
It seems that the grass is always greener on the other side of the fence, and this mentality was not rare in ancient Huaxia.
"You're here," Tang Xian suddenly said when Yu Xiaozhe was a few meters away from him.
"Do you have eyes on the back of your head?" Yu Xiaozhe asked.
"Sometimes people should try to train their sense of smell appropriately, which can be the biggest advantage in absolute darkness."
Yu Xiaozhe shrugged his shoulders.
After delivering Yu Xiaozhe to the library, Liu Buding didn't leave immediately. She looked at the book in Tang Xian's hand and asked:
"Will you cook the dishes in the book for me?"
