英英释义
knotgrass [ 'nɔtɡrɑ:s, -ɡræs ]
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n.
low-growing weedy grass with spikelets along the leaf stems
同义词： Paspalum distichum
以上来源于: WordNet
柯林斯英汉双解大词典
knotgrass /ˈnɒtˌɡrɑːs/
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1.
N a polygonaceous weedy plant, Polygonum aviculare, whose small green flowers produce numerous seeds 两耳草 (Also called allseed)
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