释义 |
waterweed /ˈwɔːtəwiːd /noun [mass noun]1Any aquatic plant with inconspicuous flowers: slimy green waterweed...- One had tresses of green waterweed hanging in her eyes.
- I grimaced, I hated pickled waterweed, and by the face mother pulled when she ate it, I suspect she did too.
- He sat on the rock, undulating like a waterweed, brie in one hand, knife in the other.
2A submerged aquatic American plant which is grown in ornamental ponds.- Genus Elodea, family Hydrocharitaceae: several species, in particular Canadian pondweed.
Be sure to include submergent plants such as common waterweed and hornwort for their high oxygen output. |