Silver is a precious metal, next in value to gold.

银也是贵金属，其价值仅次于黄金。

That's the adjective of 'gold', which is a precious metal.

这是“金”的形容词，金是一种贵金属。

Vriens cautioned people against trying to find precious metals in drinking water.

韦瑞恩警告民众，请勿在饮用水中寻找稀有金属。

There's gold, iron, and lots of other rare, precious metals.

有黄金、铁和许多其他稀有贵金属。

He valued his royal crown chiefly because it was made of that precious metal.

他珍视他的王冠，主要是因为它是由那种贵重金属制成的。

In addition to precious metals, they unearthed another treasure: dinosaur bones.

除了贵金属之外，他们还挖到了另一种宝藏：恐龙骨头。

And you might think it's because we associate shiny things with value, from precious metals to glossy packaging.

你可能会认为这是因为我们把闪亮的东西和价值联系在一起，从贵金属到光滑的包装。

Yeah. So, marks are symbols and literally, a 'hallmark' is a symbol on precious metal like silver or gold.

是的。那么，标记是符号，一般来说，“hallmark”是指在银或金等贵金属上的符号印记。

Super snails and precious metals are just a tiny part of the riches produced by the volcanic machine below.

超级蜗牛和贵金属只是火山机器所创造的财富中的一小部分。

A new study has found stranger materials in a wastewater system: large amounts of rare and precious metals.

最新研究发现，下水道中含有一种奇怪物质：大量稀有的贵重金属。