fortification [ˌfɔ:rtɪfɪˈkeɪʃn]

例句:

• In some countries, iron fortification of foods is carried out to reduce iron deficiency.
  一些国家在食品中添加铁强化剂，以缓解人体缺铁。
  
• The researchers concluded that the fortification did not produce the increase.
  研究人员得出结论,认为增添铁盐不能造成血红蛋白的增高.
  
• The fortification should be breached.
  这一防线应该被攻破.
  
• Much common good...likely to arise with mutual fortification of both those kingdoms.
  来自W. Raleigh
• Products with fortification mandates must adhere to a set minimum regulated by the government.
  来自WSJ
• If a breakfast cereal has metallic iron, it maybe comes from a contamination source, not from a fortification compound.
  来自SA