keep ecological balance保持生態平衡;維護生態平衡
the ecological balance生態平衡
break the ecological balance破環生態平衡
sound ecological balance健全的生態平衡
disturbed ecological balance生態平衡失調;生態平衡被攏亂
destruction of ecological balance生態環境破壞
disruption of ecological balance破壞生態平衡
Disrupt ecological balance擾亂生態平衡
Natural Ecological Balance自然生態平衡