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silver n. 银；银子 silver screen 银幕；电影（业） Bicentennial Man 《变人》（电影名） Jurassic Park 《侏罗纪公园》（电影名） Mulan 《花木兰》（电影名） hero n. 英雄；男主角；男主人公 scene n. 场面

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First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先，我对您说，海底有锌、铁、银、金等矿藏，开发并不是不可能的事。