名词
中文翻译：锰
同义词：
['manganous', 'manganic']
例句：
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1.The soil is rich in manganese, which is important for plant growth.
土壤富含锰，对植物生长很重要。
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2.Manganese is a trace element that is essential for human health.
锰是一种微量元素，对人类健康至关重要。
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3. The mineral is used to make steel and other alloys.
这种矿物用于制造钢铁和其他合金。