normal zero

例句：

1. 1. The temperature is normal for this time of year.
   这个季节的温度是正常的。
2. 2.He works hard to achieve his goals, which is a normal trait for him.
   他努力工作以实现他的目标，这是他的常态。
3. 3. The room was in disarray, but the normalcy of chaos made it feel more like home.
   房间一片混乱，但混乱的正常感让这里感觉更像家。