YOU SAID:
rollercoasters are really unsafe and are not a good
INTO JAPANESE
ジェットコースターは本当に安全ではなく、良くありません
BACK INTO ENGLISH
Roller coasters are not really safe and not good
INTO JAPANESE
ジェットコースターは本当に安全ではなく、良くありません
BACK INTO ENGLISH
Roller coasters are not really safe and not good
That didn't even make that much sense in English.