This is the 1570th most frequent Spanish word.
carreteras
Roads.
In this sentence, 'carreteras' is used in its common plural form to refer to roads in general, particularly those where traffic is high during specific times.
Las carreteras están llenas de autos durante las horas pico.
Roads are crowded with cars during peak hours.
Here, 'carreteras' is specifically referring to rural roads, highlighting characteristics typical of such roads like being narrow and winding.
Las carreteras rurales suelen ser estrechas y sinuosas.
Rural roads are often narrow and winding.
In this example, 'carreteras' is part of a context discussing infrastructure improvements, emphasizing the function of roads within development projects.