1. She found a rare coin in the library.She found a rare coin in the library.
彼女は、珍しいコインを図書館で見つけました。
coinsコイン
2-C. Shops prepared charts to help the customers understand the new coins and bills, and the transition to the new system was relatively smooth.Shops prepared charts to help the customers understand the new coins and bills, and the transition to the new system was relatively smooth.