눈을 감을 때 안구를 덮어 보호하고 습기를 유지하는 위아래의 피부 주름.
Either of the two movable folds of skin and muscle that can be closed over the eyeball to protect it and keep it moist.
예문:
"The surgeon carefully repaired the small laceration on the patient's upper eyelid."
"She applied a shimmering gold shadow across her entire eyelid for the evening gala."
"His eyelids flickered briefly as he began to wake up from the deep anesthesia."