铁的腐蚀。红色氧化物沉积在金属表面。
Corrosion on iron. Red oxide deposits on the surface of the metal.
食用红色的洋葱，而不是黄色的。因为红洋葱含有更多的可预防白内障的一种抗氧化物。
Cook with red Onions, not yellow. Red Onions contain far more quercetin, an antioxidant that is thought to protect against cataracts.
半坡具有典型仰韶新石器时期文化特征，著名的陶器制作精美，图案生动，图案以动物为主，色彩主要用红色和黑色，并带有锰氧化物。
Banpo is typical of the Yangshao Neolithic culture, famous for its beautiful and lively pottery designs with animal motifs painted in red or black with manganese oxide.
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