Visitors can expect to be searched with a metal-detecting wand.

游客们可能会被用金属探测棒搜身。

《柯林斯英汉双解大词典》

Mercury is a liquid metal, and Mercury, the planet, is the fastest moving heavenly body that naked eyes can see.

水银是液态金属，行星水星是肉眼能看到的运动最快的天体。

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It features a heavy titanium timepiece mounted in a metal band, but you can ditch the band and put the timepiece in a slick pocket watch housing.

它是一款沉重的钛手表配有一条金属带子，但你可以摘下带子直接将手表放进一个光滑的怀表口袋里。

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Some artists like this process because they can draw on the metal as easily as if they were using a writing pen.

VOA: special.2009.09.02

Lastly, up here, is a picture of a much smaller device, this is actually an artificial heart valve that is made of plastics and metal and can replace the valve inside your heart.

最后,在上面这里,这张图片是一个相对较小的装置,这实际上是一个人工心脏瓣膜,由塑料和金属制成,可以取代人的心脏瓣膜

耶鲁公开课 - 生物医学工程探索课程节选

that's one way to think about it, and there's also another way, and this is the way that your book presents it. If you, in fact, have two of the same atom right next to each other, let's say you have a crystal, or let's say you're talking about a metal, what you can do is just look at the distance between the two nuclei, and split that in 1/2, and take the atomic radius that way.

这只是一种定义的思路，另外还有其它方法，也就是你们课本上的方法，如果你，事实上，有两个相同的原子彼此靠在一起，比如说你有一个晶体，或者说你讨论的是一个金属，你所要做的就是,看看这两个原子核之间的距离，然后将距离除以二，就得到了这个原子的半径。

麻省理工公开课 - 化学原理课程节选

But a metal detector can't detect the kind of explosives that were sewn into his clothes.

WHITEHOUSE: Security Review on Attempted Terrorist Attack

"Iron is a transition metal and it can have different oxidised states, " explained Prof Grotzinger.

BBC: Nasa's Curiosity Mars rover to ingest drill sample soon

You realise are you standing on a metal grid and you can look through to the ground below.

BBC: Imperial War Museum North