My Backyard is the Tang Dynasty Chapter 158: try potatoes

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Li Chunfeng stood up with an unnatural expression on his face. It can be said how shocked Li Yin was by his and Yuan Tiangang's Taoism, and how shocked he was by the thing Li Yin brought, "Master, do you also want to take a look at it?" ?”

  Yuan Tiangang saw that Li Chunfeng's expression was wrong, so he walked over curiously, and used this telescope to observe the western sky according to the thod Li Chunfeng described, and his expression beca more and more exciting.