"Brother, what do you mean by civil engineering?" Xu An didn't understand the meaning of his brother's words, squatted down and reached out to grab a handful of grass and wood plaster, and began to make modules like Xu Ling.

Since it's digging in the mud, she's very good at it.

Xu Ling explained to her that all infrastructure related to water and soil can be classified as civil engineering, the most common being building houses, transportation, water conservancy, etc.

"What's the use of doing this?"

"Of course there is, just like the bridge in our village, it was originally a wooden bridge, it is inconvenient to walk, and it will slip on rainy days, and it will be wooden for a long time

"Dressed as cannon fodder control group, women wear men and raise cubs to farm" Chapter 268 Wake up from a dream is hitting with your hands, please wait a while,

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