sumpweed

词形变化

sumpweeds 复数 sumpweeds

释义与例句

n.
  1. 1.

    Iva annua, annual marsh elder, a North American herbaceous annual plant in the sunflower family.

    可数 不可数
  2. 2.

    Chorisiva nevadensis

    可数 不可数

词源

From sump + weed.

来源：wiktionary