YOU SAID:
he also smoked off and on
INTO JAPANESE
彼はまた煙を出し続けた
BACK INTO ENGLISH
He continued to smoke again
INTO JAPANESE
彼は再び喫煙を続けた
BACK INTO ENGLISH
He continued smoking again
INTO JAPANESE
彼は再び喫煙を続けた
BACK INTO ENGLISH
He continued smoking again
That didn't even make that much sense in English.