knotweed ['nɒtˌwi:d]

例句:

• The Japanese giant knotweed is famous by the tenacious vitality.
  日本虎杖以顽强的生命力著称.
  
• Can tuber of multi flower knotweed treat trichomadesis?
  何首乌能治疗脱发 吗 ?
  
• This kind of aphid height 2 millimeters, take the Japanese giant knotweed as the food.
  这种蚜虫身长2毫米, 以日本虎杖为食.
  
• It turns out knotweed doesn't like to be covered by black plastic.
  来自WSJ
• The neighbour has refused to have the Japanese knotweed removed by a certified organisation.
  来自THETIMES
• In the news.... Could you be harbouring the new Japanese knotweed in your garden?
  来自BBC