YOU SAID:

That's the bees knees.

INTO JAPANESE

それがミツバチの膝です。

BACK INTO ENGLISH

That's the bee's knee.

INTO JAPANESE

それがビーの膝です。

BACK INTO ENGLISH

That's Bee's knee.

INTO JAPANESE

それはビーの膝です。

BACK INTO ENGLISH

It's Bee's knee.

INTO JAPANESE

それはビーの膝です。

BACK INTO ENGLISH

It's Bee's knee.