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I don't know how many know that there are trace, trace amounts, of cyanide in almonds.
我不知道有多少人知道在杏仁中有非常，非常微量的氰化物。
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And so there are good things you can do with nutrients by fortifying foods with them.
这些是在食物中添加微量元素,所能得到的益处
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It turns out you can use that for lots of things, you can use it to detect the presence of small amounts of chemicals anywhere.
可以将抗体用来做很多事情,可以用来检测,任意地方是否存在某种微量的化学物质
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You don't have to worry, we're definitely talking about trace, trace amounts.
但你不必担心，我们所说的绝对是非常，非常微量的。
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The micronutrients, the vitamins part of the micro nutrients, would fall into several categories.
微量元素,微量元素之一的维生素,各自属于不同的分类
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They appear in food in pretty small amounts which is why they're the micronutrients;, but they're vital for health, so if you're deficient in micronutrients you've got big problems.
它们在食物中所占比重很小,这也是称它们为"微量元素"的原因,但它们对健康的意义却是至关重要的,如果缺乏微量元素的话会很糟糕
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This is less of a problem in modern life then it used to be, but because things are supplemented and fortified-- overly so in some cases-- but still the deficiencies are less common then they used to be.
相比过去,这在现代社会中已不太多见,因为如今很多食物有人工添加的微量元素,有些甚至是过度添加了,但相比过去,缺乏微量元素已不那么常见了
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