Interest accrued from the money left in my saving account. 我储蓄户头里剩余的存款产生利息。
But since commodities don't throw off interest or dividends, their price on any given day is just a guesstimate of future supply and demand. 但是既然商品并不产生利息和红利,那么其在某天的价格就只是对未来供应和需求的一种猜测。