1. 金属货币：人类社会已有百万年的历史,而货币却只不过是几千年前才开始出现的,其发展形态主要经历了实物货币、金属货币(Metal Money)、代用货币(Representative Money)、信用货币(Credit Money)、电子货币(Electricity Money)五种形态.
1. With the Metal element's help, money from an investment may start pouring in.
2. But no reimbursements were provided to tenants who had already installed metal gates with their own money.
3. metal money的解释
3. He and his fellow teachers borrowed money to open a factory making metal products.