"It's necessary, but not much. The heating of water mainly depends on the sun."
"Then does it mean..." Li Lizhi thought that the Tang Dynasty could use it.
A water heater requires a lot of solar panels, but this one doesn’t need too many, it needs to be simple.
"It's indeed possible, but the installation is a bit troublesome. I wonder if my uncle and aunt would mind installing these things on the roof."
"What's that on Mr. Xiaonang~" The little princess pointed at the first person coming over.
The little princess was curious about the bicycle the man was riding.
“That’s a brother riding a bicycle.”
"Bicycle???" It was the first time that Li Lizhi heard of it. After getting closer, Li Lizhi was surprised to find that it had two wheels.
The four princesses stared at the bicycle as it left.
"My dear, why can it have two wheels?" Princess Yuzhang was puzzled and puzzled.
"Yes, how can it run on two wheels? Shouldn't it fall down?" Li Lizhi had the same question.
"For running, one wheel will do, not to mention two wheels."
"Is this expensive?" Li Lizhi wanted to try it, as it was something not available in the Tang Dynasty.
"It's not expensive!" Xiao Ran could see that Li Lizhi wanted it.
"Is Second Sister Mingda cold?"
"No~" The little princess was extremely excited and loved running outside.
"It's not cold, I'll take you to see the bicycles!" Xiao Ran looked at Li Lizhi and Princess Yuzhang.
"Okay!" Li Lizhi and Princess Yuzhang said in unison.
Xiao Ran took out his phone and opened the map to search, "There's a bicycle shop a few hundred meters away from the ancient city. Let's go check it out!"
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