英语词汇“knotweed”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

knotweed

/ˈnɒtwiːd

noun [mass noun]

1A plant of the dock family, which typically has sheaths where the leaves join the stems and is often an invasive weed.

Polygonum and other genera, family Polygonaceae: several species, in particular Japanese knotweed.

Barberry, knotweed, and ailanthus are just some of the horticultural immigrants that continue to out-compete many of our indigenous species....

Abundant goosefoot, some knotweed (both erect knotweed and other species), some wild rice, and seeds of various grasses and weeds were also recovered.
Dock-leaved knotweed appeared in 1998, and overwhelmingly dominated the submergent littoral zone in 1999.

1.1Knotgrass.

单词	knotweed
释义	knotweed /ˈnɒtwiːd / noun [mass noun] 1A plant of the dock family, which typically has sheaths where the leaves join the stems and is often an invasive weed. Polygonum and other genera, family Polygonaceae: several species, in particular Japanese knotweed. Barberry, knotweed, and ailanthus are just some of the horticultural immigrants that continue to out-compete many of our indigenous species.... Abundant goosefoot, some knotweed (both erect knotweed and other species), some wild rice, and seeds of various grasses and weeds were also recovered. Dock-leaved knotweed appeared in 1998, and overwhelmingly dominated the submergent littoral zone in 1999. 1.1Knotgrass.
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