这些斑点主要由湖水中的硫酸镁结晶而成。
The spotsare made mainly of magnesium sulfate, which crystallizes in the summer.
例如萤火虫，它主要是依赖于镁离子这种辅助因子，而水母则依赖于钙离子。
Like fireflies, they too rely on a cofactor, in this case calcium ions rather than magnesium.
杏仁内含有的主要营养成分包括ve锰镁纤维抗氧化成分和蛋白质简直是素食者和素食主义者的恩物。
Almonds are packed with key nutrients like vitamin e, manganese, magnesium, fiber, and antioxidants, and their protein content makes them a boon to vegetarians and vegans.
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