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
Thank you.
谢谢。
Experience keeps a dear school, but fools learn in no other.
吃亏学乖代价高,笨汉非此学不好。
As soon as this was done, they cooked a meal over an open fire.