ashen

例句：

1. 1. The old man's face was ashen with age.
   老人的脸上因年老而变得苍白。
2. 2. The sun had set, leaving the sky ashen and desolate.
   太阳落山了，天空变得灰暗而荒凉。
3. 3. Her skin was ashen from lack of sleep.
   她的皮肤因缺乏睡眠而变得苍白。