单词	Heterangium
释义	Heterangium noun Het·​er·​an·​gi·​um : a genus of Devonian seed ferns having a protostelic stem resembling that of members of the genus Gleichenia Word History Etymology New Latin, from heter- + -angium
随便看	Playfair cipher playfellow playfellows playfield playfields playful playfuler playfulest playfuller playfullest playfullier playfulliest playfully playfulness playfulnesses playgirl playgirls playgoer playgoers playgoings playground playground ball playgrounds playgroup playgroups

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