Basis ossis sacri
[医] 骶骨底
🧩 词语组成解析
basis
['besɪs]
n. 基础;主要成分;基准，基本原则;
骨髓腔
🗣️ 情景例句
We're transferring you to our head office.
我们要调你去公司的总部。
The eye that sees all things else sees not itself.
眼睛能看见一切的东西，但看不见自己。
There are some pictures in the room.
客厅里有几幅画。