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purple loosestrife

/ˈpɜːrpəl ˈluːstraɪf/

翻译: 一种高大的多年生湿地植物,开鲜艳的紫色穗状花序,原产于欧洲和亚洲,但在北美许多地区被视为入侵物种。

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phrase

/ˈpɜːrpəl ˈluːstraɪf/C1formalscientific
  • zh一种高大的多年生湿地植物,开鲜艳的紫色穗状花序,原产于欧洲和亚洲,但在北美许多地区被视为入侵物种。

A tall, perennial wetland plant with striking purple flower spikes, native to Europe and Asia but considered invasive in many parts of North America.

  1. Invasive wetland plantC1formal

    A tall, perennial herbaceous plant (Lythrum salicaria) with striking purple flower spikes, native to Europe and Asia but highly invasive in North American wetlands.

    zh入侵性湿地植物

    • Purple loosestrife has overtaken large areas of the marsh, displacing native cattails.
    • Conservationists are working to control the spread of purple loosestrife in the Great Lakes region.
    • The vibrant purple flowers of loosestrife are beautiful, but the plant is a serious ecological threat.