n. either of two folds of skin that can be moved to cover or open the eye
n. 眼皮, 眼睑
[医] 睑
1. She applied mascara to her eyelashes and carefully avoided her eyelid.
她给睫毛涂上了睫毛膏，小心翼翼地避免弄到眼睑上。
2. He has a small cut on his eyelid from the accident.
他的眼睑上因为事故有一个小伤口。
3. When you are tired, your eyelids may feel heavy.
当你疲倦时，眼睑可能会感到沉重。