redness

例句：

1. 1. The redness of the sunset was breathtaking.
   夕阳的红光令人叹为观止。
2. 2. Her cheeks were flushed with a rosy redness.
   她的脸颊因红润而显得异常美丽。
3. 3.The scarlet roses on the table were a vivid reminder of her passion for life.
   桌上的绯红色玫瑰生动地提醒了她对生活的热爱。