【摘 要】
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Chokwe Selassie,13,stood next to a pothole(坑洼)in the street in his hometown of Jackson,Mississippi.The eighth grader was working with his friends to create an
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Chokwe Selassie,13,stood next to a pothole(坑洼)in the street in his hometown of Jackson,Mississippi.The eighth grader was working with his friends to create an app that warns drivers about potholes.Chokwe Selassie was on a task to help drivers avoid potholes.The eighth-grader came up with the idea on a morning,when his mother
Chokwe Selassie, 13, stood next to a pothole (potholes) in the street in his hometown of Jackson, Mississippi. The eighth grader was working with his friends to create an app that warns drivers about potholes. Chokwe Selassie was on a task to help drivers avoid potholes. The eighth-grader came up with the idea on a morning, when his mother
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