He put a few of his own COINS in the hat, and without stopping to ask for permission, took the sign, turned it around, and wrote a new message.

他拿了一些自己的硬币放在他的帽子里。接着他就拿过牌子，转过来，擅自在上面写了一些信息。

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You can have a system with redeemability or without, with 100% gold reserves or no gold reserves at all, with or without gold coins in circulation.

FORBES: My Thoughts On Lewis Lehrman's Gold Standard

Banks enable people to borrow money, and, today, by operating electronic-transfer systems, they allow commerce to take place without notes and coins changing hands.

NEWYORKER: What Good Is Wall Street?

Booth slapped a few coins on the bar and left without saying a word.

NPR: Excerpt: 'Manhunt'