“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	twisting frame twisting machine twisting moment twisting sheaf twisting strain twisting strain, torsional strain twisting stress twisting stress, torsional stress twist intra-molecular charge transfer twist knot twistless boundary twistless towel twistless yarn twistless yarn spinning twist map twist mapping twist mapping theorem twist move twist multi-filamentary composite superconducting materials twist multifilamentary composite superconducting materials twist number twist of an elliptic curve twistor twistor correspondence twistor equation

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