YOU SAID:

Hmmm, just how DO you run on those flat legs?

INTO JAPANESE

うーん、その平らな足でどうやって走るの？

BACK INTO ENGLISH

Hmm, how do you run with those flat feet?

INTO JAPANESE

うーん、扁平足でどうやって走るの？

BACK INTO ENGLISH

Hmm, how do you run with flat feet?

INTO JAPANESE

うーん、扁平足でどうやって走るの？

BACK INTO ENGLISH

Hmm, how do you run with flat feet?