YOU SAID:
In my opinion, copper coins are outdated and should be phased out entirely because the cost is far too great compared to their monetary value
INTO JAPANESE
私の意見では、銅貨は時代遅れであり、金銭的価値に比べてコストが大きすぎるため、完全に段階的に廃止する必要があります。
BACK INTO ENGLISH
In my opinion, copper coins are outdated and cost too much compared to their monetary value, so they should be phased out altogether.
INTO JAPANESE
私の意見では、銅貨は時代遅れであり、金銭的価値に比べてコストがかかりすぎるため、完全に段階的に廃止する必要があります。
BACK INTO ENGLISH
In my opinion, copper coins are outdated and cost too much compared to their monetary value, so they should be phased out altogether.
That didn't even make that much sense in English.