未成熟阶段（immature stage）
在市场尚未成熟阶段，缺乏政策的扶持，较大型的体育健身娱乐部门生存艰难；
Market in bodybuilding and sports entertainment business lacks the support policies when at its first stage. Larger places of bodybuilding and sports entertainment is surviving with great hardship.
而第二阶段的设备尚未成熟完善，各设备厂商可供测试和商用的HSDPA产品仅限于第一阶段。
Equipment in the second phase has not matured yet, HSDPA products available for testing and commercialization by equipment manufacturers are only limited to the first phase.
两种群的生命阶段分为未成熟期和成熟期，只有在成熟期时，种群具有竞争力。
The life stages of the tow-species are immature and mature, only in the mature, the species have competition.
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