witchweed

n. [植]独脚金(玄参科半寄生草本植物)

词形变化

witchweeds 复数 witchweeds

释义与例句

n.
  1. 1.

    Any of several flowering plants of the genus Striga, from Africa and Asia, some of which are parasitic to crops.

    可数 不可数

    1968, (U.S.) National Research Council: Committee on Plant and Animal Pests: Subcommittee on Weeds, Principles of Plant and Animal Pest Control, Volume 2: Weed Control, National Academy of Sciences Publication 1597, page 43, The witchweed-suppression program is a classic example of a systems approach to weed management and represents one of the finest organized efforts in the United States to eradicate a weed.

词源

Calque of translingual Striga (literally “witch”). By surface analysis, witch + weed.

来源：wiktionary