Interatrial sulci
[医] 房间沟(胚胎)
🧩 词语组成解析
心房间的
[医] 沟
🗣️ 情景例句
She's an easy-going teacher.
她是位随和的老师。
I had a shot of penicillin.
我打了一针青霉素。
She entered the station twenty minutes before the train was due,
在火车进站20分钟前她就进了车站。