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Sentence

上じょう位い互ご換かん性せいがある

Span Details

上じょう位い互ご換かん性せい

downward compatibility; backward compatibility; upward compatibility; forward compatibility

ある

be; exist; have; possess; there is available; be located; be situated; be equipped with; have as a facility or feature; happen; take place; come about; be in a completed state; be left as done

godan verb, auxiliary