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engineering |
the study and practice of using scientific and mathematical knowledge to do practical things. Knowledge of engineering is needed to design and build roads, bridges, tools, and machines. |
high-tech |
technology that requires or involves sophisticated techniques or equipment, such as microelectronics or genetic engineering; high technology. [1/2 definitions] |
infrastructure |
all the basic systems that have been created in a country, especially through technology and engineering, that allow it to function well and develop. Roads are a very important part of a country's infrastructure. Without roads, it is difficult for people to travel and to work and to move products from one place to another. |
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