一句话中翻英都怪这个讨厌的天气,忽冷忽热,所以才那么容易生病.就是上面这句,谢谢

Due to the bad weather,which blows hot and cold,it is so easy to get ill.
Due to the bad weather原因状语
which blows hot and cold修饰天气的定语从句
it is so easy to get ill.主句
blow hot and cold 忽冷忽热 这是固定短语