avitaminosis
常見例句
- Some vitamins are not synthesized from precursors in the diet and the vitamins in diet are easy to loss activities in the processing which can cause avitaminosis.
有些維生素在體內(nèi)不能合成并且商業(yè)飼糧中的維生素在加工過程中易喪失活性，往往不能滿足寵物的需求，造成維生素缺乏癥。
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