vallisneria

• 苦草属，是水鳖科下的一个属，为多年生沉水草本植物，广泛分布于全球淡水环境中，常用于水族箱造景。

A genus of aquatic plants, commonly known as eelgrass or tape grass, found in freshwater environments.

不可数 · 专有名词

1. C2formal

   A genus of freshwater aquatic plants commonly known as eelgrass or tape grass, often found in rivers and lakes.

   苦草

   • Vallisneria is often used in aquariums to provide oxygen and shelter for fish.
   • The riverbed was covered with dense patches of Vallisneria.
   • Biologists study Vallisneria to understand aquatic ecosystem dynamics.

   同义词eelgrasswild celery