wrinkle
noun [ C ] uk/ˈrɪŋ.kəl/ us/ˈrɪŋ.kəl/
(LINE)
C2 （年老时皮肤上的）皱纹
a small line in the skin caused by old age
fine wrinkles around the eyes 眼晴周围的细纹
anti-wrinkle creams 抗皱霜
（布料上的）褶皱
a small line or fold in cloth
(PROBLEM)
informal小问题；小麻烦
a problem, usually a small one
There are still a few wrinkles to iron out (= solve) before the agreement can be signed. 在协议签订之前还有一些小问题需要解决。
wrinkle
verb [ I or T ] uk/ˈrɪŋ.kəl/ us/ˈrɪŋ.kəl/
（使）起皱纹；（使）起褶皱
If skin or material wrinkles, or if something wrinkles it, it gets small lines or folds in it.
Sunbathing can prematurely age and wrinkle the skin. 日光浴会使皮肤提早老化、产生皱纹。
wrinkle your brow 皱眉（表示惊讶或疑惑）
to make folds appear on your face above your eyes to show that you are surprised or confused
wrinkle (up) your nose 皱起鼻子（表示不喜欢或不赞成）
to show that you dislike something or that you disapprove of something by tightening the muscles in your nose so that small lines appear in the skin
She wrinkled up her nose at the strange smell coming from the kitchen. 闻到厨房里飘来的怪味，她皱起了鼻子。
Amy wrinkled her nose in disapproval. 艾米皱起鼻子以示反对。