YOU SAID:

A box can't be round.

INTO JAPANESE

箱は丸くすることはできません。

BACK INTO ENGLISH

The box can not be rounded.

INTO JAPANESE

箱は丸められません。

BACK INTO ENGLISH

The box can not be rolled.

INTO JAPANESE

箱は転がせません。

BACK INTO ENGLISH

I can not roll the box.

INTO JAPANESE

箱を転がすことはできません。

BACK INTO ENGLISH

You can not roll the box.

INTO JAPANESE

箱を転がすことはできません。

BACK INTO ENGLISH

You can not roll the box.