Foramina sacralia posteriora
[医] 骶后孔
🧩 词语组成解析
pl. 孔\\n[医] 孔
🗣️ 情景例句
The pleasure is mine.
认识你是我的荣幸。
Nothing comes out of the sack but what was in it.
无风不起浪。
but of accumulated knowledge applied to practical life.
而是积累起来的知识应用到实际生活中的结果。