YOU SAID:
Rockets are the most incredible invention ever!
INTO JAPANESE
ロケットはこれまでで最も素晴らしい発明です!
BACK INTO ENGLISH
Rocket is the most amazing invention ever!
INTO JAPANESE
ロケットはこれまでで最も驚くべき発明です!
BACK INTO ENGLISH
Rocket is the most amazing invention ever!
That didn't even make that much sense in English.