What you're supposed to know: a waxy, fatty material, cholesterol is produced by the liver and carried in the bloodstream.
必备知识：胆固醇是一种油腻的膏状物，由肝脏产生并携带于血管中。
Moreover, brain tissue contains a great deal of oxidisable material, particularly in the fatty membranes surrounding nerve cells.
此外，脑组织内含有许多可氧化的物质，特别是绕在神经细胞周围的脂肪膜。
American scientists in the study found that seaweed and kelp contains a lipid fatty acid called material.
美国科学家在研究中发现，海藻和海带中含有一种叫硫酸脂的脂肪物质。
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