manganese

Cobalt ores found in China have a high manganese content, which produces a more muted blue-gray color.

中国发现的钴矿含锰量高，因此呈现出较弱的蓝灰色。

Poor manganese may cause dwarfism, anemia, bronchial asthma, Parkinson´s disease, child amentia, tumor, et al.

锰缺乏可引起侏儒症、贫血、支气管哮喘、帕金森病、儿童智力低下、肿瘤等。

Higher than normal levels of manganese, strontium, and vanadium probably indicate a less nutritious diet heavily dependent on edible plants.

锰、锶和钒的含量高于正常水平，可能表明严重依赖可食用植物的饮食缺乏营养。

From the Middle East the Chinese acquired a blue pigment—a purified form of cobalt oxide unobtainable at that time in China—that contained only a low level of manganese.

中国人从中东获得了一种蓝色颜料，这是一种当时在中国很难得到的纯净的氧化钴，这种颜料只含有少量的锰。

Industrial pollution in our town had supposedly turned students into living science experiments breathing in a laboratory´s worth of heavy metals like manganese, chromium and nickel each day.

我们镇上的工业污染应该已经把学生们变成了活生生的科学实验品，他们每天都要吸入相当于实验室含量的锰、铬和镍等重金属。