All I've got is a 20 pound note and about a pound in silver.

我所有钱是一张二十英镑钞票一枚一英镑银币。

The silver coinage was repeatedly debased with copper vellon.

银币一再用铜币维隆来替代，实行贬值。

A dime is a tenth of a dollar.

一角银币是十分一美元。

Pennies, nickles, dimes and quarters are United States coins.

1分铜币、5分镍币、1角银币2角5分银币是美国硬币。

Can you give me a dime for two nickels?

"我给你两枚五分镍币换你一枚一角银币,成吗?"

Show me a denarius. Whose image and superscription hath it? And they said, Caesar's.

“拿一个银币给我看！这上面名号是谁？”他们回答：“是西泽。”