名词
中文翻译：锰酸盐
同义词：
['manganese oxide', 'manganous acid']
例句：
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1.Manganese is an essential element for human health.
锰是人体健康所必需的元素。
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2. The manganese mordant was used to prevent rust on the metal surfaces.
使用锰酸盐来防止金属表面生锈。
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3. The manganese mordant was applied evenly on the surface of the metal.
将锰酸盐均匀地涂在金属表面。