mature 指生物自然发育成熟或丰满或使其能起正常作用，还可指人获得智慧、经验或变得世故。
ripen 侧重已到长生成熟的顶点。
age 一般指使人过早成熟，强调已走向衰老。
develop 侧重使某一种类或个体潜在本能进化完全，词义比mature广泛。
参考例句
1. The council house is planning to develop the area to the east of the town centre. 市政厅计划开发市中心以东的地区。
2. They do exercises to develop their muscles. 他们锻炼身体以使肌肉发达。
3. The traffic road should develop with the economy. 道路交通应随经济的发展而扩展。
英英解释
v.
1. make something new, such as a product or a mental or artistic creation
2. work out
3. gain through experience
4. come to have or undergo a change of (physical features and attributes)
5. come into existence; take on form or shape
6. change the use of and make available or usable
7. elaborate, as of theories and hypotheses
8. create by training and teaching
9. be gradually disclosed or unfolded; become manifest
10. grow, progress, unfold, or evolve through a process of evolution, natural growth, differentiation, o
11. become technologically advanced
12. cause to grow and differentiate in ways conforming to its natural development
13. generate gradually
14. grow emotionally or mature
15. make visible by means of chemical solutions
16. superimpose a three-dimensional surface on a plane without stretching, in geometry
17. move one's pieces into strategically more advantageous positions
18. move into a strategically more advantageous position
19. elaborate by the unfolding of a musical idea and by the working out of the rhythmic and harmonic cha
20. happen
21. expand in the form of a series
