I'm under the weather.My throat is scratchy.

我感觉不舒服。我的喉咙很痒。

Me too, the weather is dry, we'd better drink more water.

我也是，天气太干了，我们最好多喝水。

重点讲解:

I feel ill.

I'm under the weather.

表达“身体不舒服”常用I'm under the weather.而不是I feel ill. ill多表达“生 ，短语under the weather多强调“身体有些许不适”，但并非指“生病了。”