封闭生态系统

closed ecosystems───封闭生态系统

whole ecosystem───整个生态系统

diverse ecosystem───多样生态系统

case system───个案教学法

class system───阶级制度

close encounter───近距离接触；紧密交会

closed cornice───封闭檐口

closed cornices───封闭式檐口

closed cycle───[热]闭合循环

The infamous Biosphere 2 closed-ecosystem project outside Tucson, Ariz., first inhabited by eight people in 1991, is the best example of an approach not to take.───恶名远扬生物圈二号封闭生态系统项目就是未经充分准备仓促上马的前车之鉴。 1991年，首批八个人住进位于亚利桑那州图克森附近的生物圈二号。

Apple's platform seemed unbeatable in part because it was a monolithic, closed ecosystem.───苹果的平台看起来是不可击败的，部分原因是它是一个垄断的，紧密的生态系统。

Building an ecosystem for a closed-source project is certainly possible, but it's not easy.───为封闭源代码的项目构建生态系统当然是可能的，但是并不容易。

People were not necessary for a closed ecosystem to run once stable, but they might be helpful in stabilizing it.───封闭系统一旦进入稳定运行，人类就不是必不可少的部分，不过，他们可能会有助于其稳定。

Closed ecosystem for iPhone and iPad───iPhone和iPad封闭的生态系统