皱纹在英语中被称为 "wrinkles"。它通常是由于肌肤水分流失、衰老和紫外线暴露等原因导致的。
例句1: "As we age, wrinkles begin to form on our faces." (随着年龄的增长，我们的脸上开始出现皱纹。)
例句2: "She uses a special cream to reduce the appearance of wrinkles on her skin." (她使用特殊的面霜减少皮肤上的皱纹。)
例句3: "The sun can cause wrinkles if you don't protect your skin with sunscreen." (如果你不用防晒霜保护肌肤，阳光会导致皱纹。)