craniotomy

名词 craniotomy:

1. a surgical opening through the skull

cra.ni.ot.o.my

n.（名词）
【复数】 cra.ni.ot.o.mies
Surgical incision into the skull.
通过手术切开头颅骨
The cutting or breaking of the fetal skull to reduce its size for removal when normal delivery is not possible.
穿颅术：当胎儿不能正常分娩时做的切割或挤碎胎儿头颅骨以减少其体积并利于移动的手术