American pondweed

短语

释义与例句

n.
  1. 1.

    Any of several North American aquatic plants

    Elodea canadensis, in the Hydrocharitaceae family, with many small leaves on a submerged stem

    不可数
  2. 2.

    Any of several North American aquatic plants

    Potamogeton epihydrus, in the family Potamogetonaceae.

    英国 不可数
  3. 3.

    Any of several North American aquatic plants

    Potamogeton nodosus, in the family Potamogetonaceae, with large floating leaves borne on elongated petioles

    不可数