cheek line

例句：

1. 1. She's always smiling, but there are some cheek lines on her face.
   她总是面带微笑，但脸上有一些笑纹。
2. 2. The old man has a few cheek lines from laughing so much.
   这位老人因为笑得太多而脸上有一些笑纹。
3. 3. He looked at the photo and couldn't help but smile, showing his cheek lines.
   他看着照片，忍不住笑了，露出了脸上的笑纹。