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pond scum. How to pronounce the english word pond scum.Start with S. Learn from me.



pond scum
  • 英语发声
  • 美语发声
  • （浮在死水上面的）绿藻类层

    • 网络释义

    1、绿藻类层
    海藻可能是绿藻类层(pond scum)的“近亲”，但在推动种植海藻以降低二氧化碳排放的科学家眼中，它们显然具有更为“高尚”的地位。
    2、绿
    ...scum board 刮渣板,浮渣挡板...scum off 除浮渣pond scum (浮在死水上面的)绿...

    短语

    专业释义

    英英释义

    pond scum

    n.free-floating freshwater green algae



    英汉双解大词典

    pond scum

    • 1.  

      N（名词） a greenish layer floating on the surface of stagnant waters, consisting of various freshwater algae 绿藻