“Polypodiales”的概念、定义、翻译、参考文献-科学参考

单词	Polypodiales
释义	Polypodiales [´päl·i´päd·ē`ā·lēz] ^BOTANY The true ferns; the largest order of modern ferns, distinguished by being leptosporangiate and by having small sporangia with a definite number of spores.
随便看	bistable system bistable unit bistatic radar bistatic reflectivity bisulfate bisync bisynchronous transmission bit bitangent bitartrate bit blank bit block transfer bitblt bit breaker bit buffer unit bit cone bit count appendage bit density bit drag bite bitegmic biternate bitewing bit flipping bithionol

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