YOU SAID:
Donald Trump is a threat to mankind
INTO JAPANESE
原爆は人類にとって重大な脅威だ。
BACK INTO ENGLISH
The atomic bomb is a grave threat to mankind.
INTO JAPANESE
原爆は人類にとって重大な脅威だ。
BACK INTO ENGLISH
The atomic bomb is a grave threat to mankind.
That didn't even make that much sense in English.