名词中文翻译
中文翻译：硬铁
同义词：
['hard iron', 'tough steel']
例句：
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1.The old car has a tough iron frame.
这辆旧车有一个硬铁框架。
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2.He used to work with tough iron in the foundry.
他过去在铸造厂用硬铁工作。
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3. The engineer was given a tough iron hammer for his birthday present.
工程师的生日礼物是一把硬铁锤子。