He set a very big iron ball and a big hammer on the stage.

他在讲台上放置了一个很大很大的铁球和一把铁锤。

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A big iron mine in the district employs mainly outsiders and pollutes a river.

当地的一个大型铁矿雇用的大都是外国人，而且还污染了一条河流。

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You have these big iron legacy systems that have to be joined with web systems.

这些大型的传统系统必须与网络系统相结合。

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He was in the circus going around the country with his big iron rod telling everybody the story as they surrounded him and clapped.

他跟着马戏团全国巡演,带着他的大铁棒，告诉大家这个故事,观众们围着他并鼓掌。

耶鲁公开课 - 心理学导论课程节选

What about transactions, two-phase commit, and other mechanisms inherited from big iron legacy databases?

FORBES: What You Need to Know About NoSQL Databases

The plaintiffs claim that 11 defendants, Evraz being one, by dubious means deprived them of their majority stake in a big iron-ore complex now part of the Evraz empire.

ECONOMIST: Russian steel

But Big Blue is still reinventing its big iron.

FORBES: Magazine Article