负一度英语怎么说

"Negative one degree" in English is commonly referred to as "minus one degree". It is a temperature measurement unit and comes from the Celsius temperature scale where zero degrees is the temperature at which water freezes, and 100 degrees is the temperature at which water boils.
Example sentences in English with Chinese translation:
It's minus one degree outside, better put on a coat. (外面是负一度，最好穿上外套。)
The temperature dropped to minus one degree last night. (昨晚温度降到了负一度。)
The freezer needs to be set to minus one degree. (冰箱需要调到负一度。)