• 2021-04-14 问题

    There is a growing ________ among ecologists and resource management specialists that biodiversity cannot be adequately conserved by protected areas alone.

    There is a growing ________ among ecologists and resource management specialists that biodiversity cannot be adequately conserved by protected areas alone.

  • 2022-05-31 问题

    According to marine ecologists, transplanted marine species A: may upset the ecosystems of coastal waters. B: are all compatible with one another. C: can only survive in their home waters. D: sometimes disrupt shipping lanes.

    According to marine ecologists, transplanted marine species A: may upset the ecosystems of coastal waters. B: are all compatible with one another. C: can only survive in their home waters. D: sometimes disrupt shipping lanes.

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