watergrass
词形变化
watergrasses
复数
watergrasses
释义与例句
n.
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1.
Any of various grasses in the genus Echinochloa that are capable of growing in water.
可数 不可数 -
2.
Bulbostylis barbata, an Australian sedge that grows near water.
可数 不可数
词源
From water + grass.
来源:wiktionary