[ 复数 trepans 第三人称单数 trepans 现在分词 trepanning 过去式 trepanned 过去分词 trepanned ]
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N an instrument resembling a carpenter's brace and bit formerly used to remove circular sections of bone (esp from the skull) 环锯 [surgery] → compare trephine
V to cut (a hole or groove) with a trepan 用环锯造(孔或槽)
V
V to entice, ensnare, or entrap 使…入陷阱
N a person or thing that traps 设圈套的人(或物)
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