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单词 pinkweed
释义

pinkweed

/ˈpɪŋkwiːd/
noun
Either of two plants of the genus Polygonum: (a) knotgrass, P. aviculare ( English regional ( northern ) in later use); (b) US smartweed, P. pennsylvanicum.

Origin

Mid 17th century; earliest use found in William Coles (1626–1662), botanist. From pink + weed.

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更新时间:2024/12/23 22:45:13