I wonder what has set up this irritation in my throat.

我这喉痛不知是什么时候引起的。

youdao

I don't now what has set up this irritation in your throat.

我不知道是什么引起你喉咙发炎。

youdao

I don't now what has set up this irritation in your throat.

我不知道是什么引起你喉咙发炎。

youdao