trepan
verb- trepan somebody/something
(especially in the past) to make a hole in somebody’s skull with a special instrument, for medical reasons 特雷潘（trepan）：（尤其是在过去）出于医学原因，使用特殊仪器在某人的头骨上打洞 Word Originlate Middle English: the noun via medieval Latin from Greek trupanon, from trupan ‘to bore’, from trupē ‘hole’; the verb from Old French trepaner.