factor demand

例句：

1. 1. The demand for this product has increased significantly in recent years.
   近年来，这种产品的需求量显著增加。
2. 2. The demand for renewable energy is growing rapidly.
   对可再生能源的需求正在迅速增长。
3. 3. The demand for higher education is increasing as more people seek to improve their skills and careers.
   随着越来越多的人寻求提高技能和职业，高等教育的需求正在增加。