a bronze statue of George Washington 乔治·华盛顿的青铜塑像
gold jewellery/coins 金饰品/金币
a gold ring/chain/watch 金戒指/金链/金表
a golden ring 金戒指
huge iron gates 大铁门
leaded petrol 含铅汽油
heavy leaden weights 重铅砣
a platinum ring 白金戒指
a silver spoon/teapot 银汤匙/茶壶
a silver coin 银币
a steel helmet/frame/rod/sink 钢盔/钢架/钢条/钢制洗涤槽
the steel industry 钢铁工业
a tin cup 锡杯
a low building with a tin roof 锡铁皮屋顶的低矮建筑物
a tin box/trunk 锡盒/锡箱
a wire coat-hanger 金属衣架
a wire fence/cage 金属丝网/笼子
wire netting/mesh/fencing 铁丝网/纱网/栅栏
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