1. has different meanings. The word extensive is mostly used to describe economic or agricultural production and other fields, indicating the use of extensive, not too fine, but not yet efficient use of production methods. For example, extensive farming methods may include shallow tillage and rough tillage, and the total output of products may be increased by expanding the cultivated land area. But roughness is mostly used to describe people's character, express people's rude temper, and give people a feeling of generosity and generosity.
Generally speaking, extensive mainly describes a mode of production or work, while rough mainly describes a person's personality characteristics.