Passengers carrying foreign currencies, gold, silver and ornaments made thereof exceed the declared quota or without export licence or certificates.

携带外币、金银及其制品未取得有关出境许可证明或超出本次进境申报数额者；

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What concerned him was the rumor that we would someday go off the gold standard and our dollars would no longer be silver certificates.

他感兴趣的是关于我们会撤消金本位制并且我们的美钞将不再与金属货币对值的传言。

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Each unit you buy currently represents 97.6% bullion, 1% gold certificates, and 1.4% cash.

FORBES: How To Buy Gold Bullion Without The Hassle

No one seems to care at the Fed about the gold supposedly backing up the gold certificates on the Fed balance sheet.

FORBES: Robert Wenzel to Federal Reserve: "Leave the Building to the Four-Legged Rats"

Because of the logistical difficulties of dealing with large amounts of money in the form of metals, the Treasury began issuing Gold Certificates and Silver Certificates each redeemable in the respective metal, initially in coin but later in bullion.

FORBES: A Gold Standard Is Big Oil's Best Defense Against Political Attack