YOU SAID:

Pizza hasnt been a indefinite article since 1990

INTO JAPANESE

ピザは1990年以来不定冠詞ではない

BACK INTO ENGLISH

Pizza has not been an indefinite article since 1990

INTO JAPANESE

1990 年以降、ピザは不定冠詞ではなくなりました

BACK INTO ENGLISH

Since 1990, pizza is no longer an indefinite article

INTO JAPANESE

1990年以降、ピザは不定冠詞ではなくなりました

BACK INTO ENGLISH

Since 1990, pizza is no longer an indefinite article