The trade surplus pours a steady stream of foreign-currency export earnings into China, funds the central bank buys up in exchange for local currency and holds in its official reserves.

贸易顺差给中国带来了稳定的外汇出口收益，给中国央行提供了收购资金以交换本币并维持官方储备。

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The trade surplus pours a steady stream of foreign-currency export earnings into China, funds which the central bank buys up in exchange for local currency and holds in its official reserves.

贸易顺差注入源源不断的外汇进入中国的出口收入，资金中央银行购买行动，以换取当地货币，并拥有在其官方储备。

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Since the early 1980s foreign-exchange turnover has multiplied 33-fold, while rich countries' official reserves have only risen fourfold.

ECONOMIST: Meddling in the currency market