Bonwill triangle
[医] 邦威耳三角(下颌牙槽髁突三角)
🧩 词语组成解析
🗣️ 情景例句
You must observe these simple rules.
你必须遵守这些简单的规定。
I know the boy whose father is a medical doctor.
我知道那个男孩的父亲是医师。
but few of us have skeletons in the cupboard.
但我们当中极少有人有柜中骷髅。