Stomodeum
[医] 口道, 口凹
🗣️ 情景例句
How wonderful! A boy or a girl?
太好了！ 男孩还是女孩？
He might have been held up in a traffic jam.
他可能因交通阻塞而耽搁了。
Von Frisch watched the wagging dance very carefully.
冯·弗里施非常仔细地观察蜜蜂跳的摇摆舞。