英语语法分析

A weedy aquatic plant of genus elodea.

伊乐藻属的任何一种水生植物。

The purification ability of Elodea Canadensis Michx is higher than those of Potamogeton Crispus Linn and Ceratophyllum Demersum Linn.

伊乐藻对水体的净化能力高于菹草和金鱼藻。