及物动词
不及物动词
名词
1. (脸上的)皱纹
Wrinkles are lines which form on someone's face as they grow old.
2. (使)（皮肤）起皱纹
When someone's skin wrinkles or when something wrinkles it, lines start to form in it because the skin is getting old or damaged.
1. a clever method of doing something (especially something new and different)
2. a minor difficulty
e.g. they finally have the wrinkles pretty well ironed out
3. a slight depression in the smoothness of a surface
e.g. his face has many lines
ironing gets rid of most wrinkles