They're studying practical things like marble work, metal work, and copper work, not just shipbuilding.

他们学习一些诸如大理石打磨，金属冶炼和铜器制造的实用技术，而不仅仅是造船术。

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The Baghdad-based artist, Laith al-Amari, said his fibreglass-and-copper work was a homage to the pride of the Iraqi people.

巴格达艺术家Laith al-Amari称，他用这尊由玻璃纤维和铜制成的雕塑向伊拉克人民的荣誉致敬。

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Mould casting and copper work of art.

模具铸造，铜工艺品。

youdao

They're studying practical things like marble work, and metal work, and copper work, and not just shipbuilding.

他们学习一些实用的东西,比如大理石打磨,金属冶炼和铜器制造,并且不仅仅是造船术

耶鲁公开课 - 欧洲文明课程节选

On one long wall is a series of enormous, predominantly white paintings by Robert Ryman and Andy Warhol and a mirror-finished copper work by Donald Judd, like a polished jewel among them.

WSJ: New Guggenheim: Art and Architecture as One | By Ada Louise Huxtable

But he put his training to work, filling empty iron- and copper-ore ships with lime and selling it to mines that exported the ore (lime is used to neutralize acid used in mining).

FORBES: Magazine Article

Rescue work is continuing at a major US-owned gold and copper mine in Indonesia after a tunnel collapsed on Tuesday, trapping more than 20 workers.

BBC: Freeport's Grasberg copper mine