Old rules of thumb which said that countries should keep enough reserves to cover only short-term foreign debt now look hopelessly out of date.
过去粗浅的经验——国家应该维持足够的外汇储备来应付仅仅是短期的外债——现在看来绝望又过时。
2
In normal times, Banks share their cash reserves with each other through short-term loans at interest rates that should closely track the policy rates set by central Banks.