面色

例句：

1. 1. She looked pale with worry.
   她因忧虑而脸色苍白。
2. 2. The old man's face was etched with wrinkles.
   老人的脸上刻满了皱纹。
3. 3. His complexion improved after a good night's sleep.
   他睡了一个好觉后脸色变好了。