但当一个国家出现进口暂时超过出口的情况时，该国就需要美元储备或一些其它可接受的“硬通货”“储备”，以支付超额的进口。

But for periods when imports temporarily exceeded exports, the country needed a stock of dollars or some other acceptable "hard" currency "in reserve" to pay for excess imports.

youdao

但当一个国家出现进口暂时超过出口的情况时，该国就需要美元储备或一些其它可接受的“硬通货”“储备”，以支付超额的进口。

But for periods when imports temporarily exceeded exports, the country needed a stock of dollars or some other acceptable "hard" currency "in reserve" to pay for excess imports.

youdao