artificial ecosystem的用法和样例：
例句
- Forest ecologists have been more concerned than agronomists with the inner mechanisms of natural and artificial ecosystems.
森林生态学家比农学家更关心天然生态系统和人工生态系统的内部机制。 - Within great latitudes, the artificial ecosystem of Bio2 ran its own course, but when it veered toward a runaway state, or stalled, the biospherians nudged it.
生物圈二号这个人工生态系统极大限度内循自己的线路运行，但是当它滑向失控的状态，或者停止运转时，生物圈人可助予一臂之力。
