B2 relating to ecology or the environment生态的;生态学的;环保的
More examples
The ecological effects of the factory need to be balanced against the employment it generates.
The ecological consequences of a nuclear war are incalculable.
High petrol taxes can be defended on ecological grounds.
They were warned of the ecological catastrophe to come.
This species has its own unique ecological niche, which we are in danger of destroying.
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