单词	choana
释义	choana [ˈkəuənə]〔复choanae〕①漏斗：任何漏斗状的腔或漏斗；②〔复〕〔NA〕鼻后孔：鼻腔和鼻咽之间的一对孔 习惯用语   bony choanae,choanae osseae 骨性鼻后孔：见choana②   primary choana 初鼻后孔，原始鼻后孔：胚时嗅囊进入口腔的孔   secondary choana 次鼻后孔：腭形成后定形的鼻后孔
随便看	earache eardrum ear-minded earth earwax Eaton-Lambert syndrome E.B. Eberthella Eberth's lines Ebner's fibrils, glands, reticulum Ebola virus,virus disease,(hemorrhagic fever) ebonation ebriety Ebstein's angle, anomaly, disease ebullition ebur eburnation eburneous eburnitis EBV EC ECAA ecaudate ecbolic ecbovirus

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