choana meaning in English
n.
(pl. -nae ) 【解剖学】鼻后孔，内鼻孔。
Examples
- The natural ostium of the sphenoid sinus can usually be identified medially to the tail of the middle turbinate , approximately 1 cm above the choana
蝶窦的自然口通常位于中鼻甲的后部，后鼻孔上缘
n.
(pl. -nae ) 【解剖学】鼻后孔，内鼻孔。