只有水肯定不行，必须有有机食物，所以我觉得这个小生态系统肯定很脆弱单一，只是没有外界打扰才幸存，奇迹

来源: 移花接木于 2023-08-26 17:41:13 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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