YOU SAID:

you see, if you take someones kneecap and stomp it backwards, you can tell then that they now have a backwards stomped kneecap,

INTO JAPANESE

ほら、誰かの膝頭を取って後ろに踏みつけたら、膝頭が後ろ向きに踏まれていることがわかります。

BACK INTO ENGLISH

You know, if you take someone's kneecap and step it backwards, you'll find that the kneecap is being stepped backwards.

INTO JAPANESE

ご存知のように、誰かの膝蓋骨を後ろに踏み出すと、膝蓋骨が後ろに下がっていることがわかります。

BACK INTO ENGLISH

As you know, if you step back on someone's kneecap, you'll find that the kneecap is dropping back.

INTO JAPANESE

ご存知のように、誰かの膝頭を後ろに引くと、膝頭が後ろに下がっていることがわかります。

BACK INTO ENGLISH

As you know, if you pull someone's kneecap back, you'll find that the kneecap is pulling back.

INTO JAPANESE

ご存知のように、誰かの膝頭を後ろに引くと、膝頭が後ろに下がっていることがわかります。

BACK INTO ENGLISH

As you know, if you pull someone's kneecap back, you'll find that the kneecap is pulling back.