短語詞組短語each comment to each other 互改互評equal each to each 彼此相等playing to each other 打對方;在每一個其他;給對方播放production contracted to each 包產到戶Gifts to each other 互相送禮prime to each other 互素;兩兩互素comparison to each country 國際比較Each product to a 每個產品要一個Each product to an 每個產品要一個 返回 each to each