“Arachnida”的概念、定义、翻译、参考文献-科学参考

单词	Arachnida
释义	Arachnida [ǝ`rak·nǝd·ǝ] ^{INVERTEBRATE ZOOLOGY} A class of arthropods in the subphylum Chelicerata characterized by four pairs of thoracic appendages.
随便看	peneplain peneplanation penesaline penetrance penetrant penetrating oil penetrating shower penetration penetration ballistics penetration depth penetration frequency penetration funnel penetration gland penetration hardness penetration log penetration macadam penetration number penetration of fractures penetration phosphors penetration probability penetration range penetration rate penetration speed penetration test penetration twin

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