The act or process of destroying most microorganisms in certain foods, such as fish or clam meat, by irradiating them with gamma rays or other radiation to prevent spoilage. 射线杀菌法破坏某种食品，如鱼或蚌肉内的大部分微生物的行为或过程，通过γ射线或其它放射线辐射的防止变质
Something used to preserve, especially a chemical added to foods to inhibit spoilage. 防腐剂，保护剂用于保存的东西，尤指加入食品中以防腐坏的化学剂
In calculating profit, retailers must allow for breakage and spoilage. 计算利润时,零售商们必须考虑到破碎和损坏情况。
