We slept on the hard ground, ate canned beans from cold metal plates and spent our days in the difficult search for gold.

VOA: special.2009.07.04

Is there any significance at all, for example, in the number of photons that are hitting the metal or being absorbed by the metal.

举例来说，若干个光子撞击金属,或者被金属吸收究竟是否有意义。

麻省理工公开课 - 化学原理课程节选

There were people goldsmiths were people who worked in the metal gold and made beautiful things for people jewelry and other things.

有人，比如金匠就是是,铸造金的形状,并且为人民铸造美丽的东西的一群人,包括珠宝和一些其它的东西。

耶鲁公开课 - 金融市场课程节选

There are several kinds of metal sheets that can be used for the collector.

VOA: special.2009.04.20

And there are metal counting devices used for keeping financial records.

VOA: special.2009.08.17

Others wear heavy metal equipment for protection.

VOA: special.2009.06.16

Palestinian officials said they were unarmed civilians who were searching for scrap metal.

VOA: standard.2009.12.26

As gold prices top $1,000 an ounce the highest price for the metal in the last 18 months traders say they expect demand to dip drastically this festival and wedding season.

VOA: standard.2009.09.19