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
He's a pretty good bloke and he seems very friendly.
他是一个很不错的家伙，看起来也很友善。
Industry is fortune's right hand,and frugality her left.
勤勉是幸运的右手，世俭是幸运的左手。
I have never been abroad.
我没迈出过国门半步。