“progymnosperms”的概念、定义、翻译、参考文献-科学参考

单词	progymnosperms
释义	progymnosperms Encyclopedia 农学蕨类古裸子植物释 progymnosperms蕨类古裸子植物由蕨类过渡到裸子植物的植物类型。又称前裸子植物。理学古植物学释 progymnosperms前裸子植物一类起源于中泥盆世已经灭绝的维管植物。
随便看	specialist specialist degree specialist school speciality index speciality polymer speciality printing specialization specialization chain specialization class specialization cycle specialization for abundance specialization for scarcity specialization homomorphism specialization ideal specialization multiplicity specialization of a point specialization of a point x specialization ordering specialization ratio specialization ring specialization theorem specialization theory specialized specialized agencies of the United Nations specialized archives retention schedule

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