| 释义 | 
		knot·grass AHD[nŏtʹgrăs'] D.J.[ˈnɒtˌgræs]K.K.[ˈnɑtˌgræs]n.(名词)- A low-growing, weedy grass(Paspalum distichum)  with spikelets arranged in two rows along the rachis. 两耳草:一种小穗沿叶轴排成两行的低矮蔓生草(两耳草 雀稗属)  
 
 - Any of several weedy plants of the genusPolygonum  that have stems with nodes. 结节草:一种茎上长有节瘤的结节草 属蔓生植物 
 
 
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