Inside a non-descript metal building, a German pilot controls the craft, which carries high-resolution cameras and other equipment.

VOA: standard.2010.07.27

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

Sir Joseph Larmor, an Irish mathematician, proposed in 1919 that it was generated spontaneously by the swirling of molten metal inside the planet.

ECONOMIST: Recreating the planet's magnetic field in a laboratory

Unable to take the long metal trumpet inside the football grounds, he re-modelled it in plastic.

BBC: 10 things about the vuvuzela

Michie's Whale Skull Bone will be made using a metal framework inside a carved dense polystyrene material which is then coated in reinforced concrete.

BBC: Sculptures selected for Dunnet Head and beach