The exchange charges fees on these transactions and customers can store their cryptocurrencies that they own while they hopefully accumulate value.

交易所对这些交易收取费用，客户可以存储他们拥有的加密货币，同时希望能积累价值。

In a healthy society, those who leave places better off than they found them tend to accumulate value in various forms such as trust, companionship, and possibly even wealth.

在一个健康的社会中，那些离开某地后，该地区比这些人刚来时变得更好的人，往往会以各种形式积累价值，如信任、友谊，甚至可能是财富。