Ostium frontale
[医] 额窦口
🧩 词语组成解析
n. 口, 门, 孔\\n[医] 口, 门口
🗣️ 情景例句
If there is any cinnamon,
要是有的话，
I can't believe it.
我简直不敢相信。
Where does the teacher stand?
老师站在哪里？