Within the boundary of this high school, it is a true ecosystem which is created.

在这所高中的边界内，它是一个真正的被创造出的生态系统。

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Under this principle, we defined the system, the boundary of the system and the organizational Ievels of the system, and also defined the scale at which the ecosystem was to be examined.

在生态系统完整性原则下，定义系统、系统边界、系统等级和认识生态系统的尺度。

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