YOU SAID:

hello how are your knees feeling?

INTO JAPANESE

こんにちは、あなたの膝をどのように感じているか。

BACK INTO ENGLISH

Hi, your knees feel how?

INTO JAPANESE

こんにちは、あなたの膝を感じる方法ですか?

BACK INTO ENGLISH

Hi, this is how I feel your knees?

INTO JAPANESE

こんにちは、これはあなたの膝の気持ちは?

BACK INTO ENGLISH

Hi, this is the feeling in your knees?

INTO JAPANESE

こんにちは、これはあなたの膝の感じですか。

BACK INTO ENGLISH

Hi, this is the feeling in your knees?