n. 环锯；钻孔机
vt. 欺骗；诱入圈套；用环锯行手术
[
复数
trepans
第三人称单数
trepans
现在分词
trepanning
过去式
trepanned
过去分词
trepanned
]
词根：trepan
n.
trephination [外科] 环钻术；环锯术
1.Conclusion in the treatment of cervical trauma and cervical disc herniation, the procedure of anterior decompression and fusion using ZDS trepan can be simpler, safer and more effective.
结论应用ZDS旋转推进式环锯行颈椎前路减压融合术治疗颈椎外伤、颈椎间盘突出症可获得较好的疗效，且操作简单、安全。
2.Conclusion in the treatment of cervical trauma and cervical disc herniation, the procedure of anterior decompression and fusion using ZDS trepan can be simpler, safer and more effective.
结论应用ZDS旋转推进式环锯行颈椎前路减压融合术治疗颈椎外伤、颈椎间盘突出症可获得较好的疗效，且操作简单、安全。
3.Cut a hole with a trepan; in surgery.
用钻孔机钻一个孔；在外科中。
4.To bore(a shaft) with a trepan.
这台钻机能钻透岩石。