trephine
v[Tn]
(medical 医) (also trepan) cut a (small hole) in sb's skull or the cornea of the eye 在人的颅骨或眼睛角膜上开(小孔). trephine, n (medical 医) surgeon's cylindrical saw used for this (做以上手术用的)环钻, 环锯.
🏥 医学释义
环钻,环锯
🗣️ 情景例句
She's coming over this morning to help me with my math.
她今天早晨要过来帮我补习数学。
Kate is smarter than I.
凯特比我聪明。
On the other hand, I felt sad that I wasn't able to tell my grandparents that we were safe.