YOU SAID:
The world has been turned upside down.
INTO JAPANESE
世界は逆さまになっています。
BACK INTO ENGLISH
The world is turned upside down.
INTO JAPANESE
世界が逆さまになっています。
BACK INTO ENGLISH
The world turned upside down.
INTO JAPANESE
世界が逆さまになっています。
BACK INTO ENGLISH
The world turned upside down.
That didn't even make that much sense in English.