trepan
v
(-nn-) [Tn]
(medical 医) = trephine. trepan, n
1 (medical 医) early form of trephine (早期的)环钻, 环锯.
2 (engineering 工) bore for drilling a mine shaft 钻井机.
🏥 医学释义
环钻
🗣️ 情景例句
You're welcome.
不用客气。
That will be eighteen dollars and seventy-five cents.
那是18美元75分。
The English and Maths papers weren't easy enough for me.