royal fern

同根派生

英汉例句

• Eusporangiate ferns include the adderstongues (Ophiogossales), Marattiales, and royal ferns (Osmundales), which are to some extent intermediate between leptosporangiate and eusporangiate ferns.
  厚囊蕨包括蛇舌蕨(箭蕨ophioglossales)，莲座蕨目以及在某种程度上介于薄囊蕨和厚囊蕨之间的皇家蕨（紫萁目osmundales）。
• The royal palace was filled with intrigue.
  皇宫中充满了勾心斗角。
• An area overgrown with this fern.
  欧洲蕨林被这种蕨覆盖的地带
• The trunk of a palm or tree fern.
  棕榈树或树蕨的树干
• This document carries the royal seal.
  这份文件上盖有王室印章。