43摄氏度用英语怎么说

45摄氏度的英语：Forty-five degrees Celsius。

其中摄氏度的英文单词是： Celsius，度数的英文翻译是：degree，例句如下：

But actually we could find Mars pretty cold– an average temperature would be around minus 63 degrees Celsius compared to Earth's 14 degrees Celsius