(about an industry, a market or an economy) no longer growing very quickly and difficult for new companies to enter（产业、市场或经济）成熟的◆Software today is a mature, multi-billion-dollar industry.当今软件业是一个成熟的、数以十亿元计的产业。◆There are few opportunities for growth in a mature market.在成熟市场上很少有增长的机会。well developed and well established成形的；成熟的◆The technology is not yet mature enough for commercial use.这项技术尚未成熟，不能用于商业用途。◆a mature company一家成熟的公司(about a product, etc.) that has been produced, used, etc. for a long time and is now more difficult to sell or develop（产品等）已生产、使用很长时间的，成熟的◆mature products near the end of their life cycles生命周期即将结束的成熟产品◆mature oil fields/wells成熟的油田／油井  ➡  product life cycle