one of the eight bones of the cranium; a small bone filled with air spaces that forms part of the eye sockets and the nasal cavity
造句
用作名詞(n.)
His ethmoid bone was broken in the accident. 他在這次車禍中篩骨骨折。
Forobtaining the bets result,the height of maxillary-ethmoid and the height from the up-edgeof maxillary-ethmoid plate to the roof of posterior ethmoid were measured. 鼻前棘至后篩頂后緣的距離及角度，觀察中鼻甲的走行及附著，篩骨水平板的形態及后篩竇的分度及變異，為臨床手術提供了一定的解剖學依據。