| 释义 |
waterweed
\ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷\ noun
: any of several floating or submerged aquatic plants: as
a. : an American plant (Elodea canadensis) that has elongate branching stems and small opposite or verticillate leaves and is naturalized in parts of Europe; broadly : any plant of the genus Elodea
b. : a California primrose willow (Jussiaea californica) |