the art of making things out of metal
金属加工术。
metal objects collectively
[总称]金属制品
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a wealth of fine metalwork ,including a sword. 品种繁多的精细金属制品,包括一把剑。
the metal part of a construction
(建筑)金属结构
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engineers spotted cracks in the metalwork. 工程师在金属结构中发现了裂缝。