뇌와 척수를 둘러싸고 있는 가장 바깥쪽의 단단한 막.
The tough, fibrous outermost membrane that surrounds and protects the brain and spinal cord.
예문:
"A specialized patch was used to repair the damaged dura after the operation."
"The dura is the most durable of the three meningeal layers."
"Doctors monitored the patient for signs of infection beneath the dura."