preservatives [prɪ'zɜ:vətɪvz]

例句:

• Our range of herbal teas contain no preservatives, colourings or artificial flavourings.
  我们这一系列的药草茶不含防腐剂、色素以及人工调味品。
  
• The juice contains no artificial preservatives.
  这种果汁不含人工防腐剂。
  
• Meat spoils more quickly without preservatives.
  不加防腐剂,肉会坏得快.
  
• Some wood preservatives are poisonous so best avoided.
  来自BBC
• For example the falsified claim that vaccine preservatives cause autism.
  来自SA
• Vaccines can be made as individual units without neurotoxin chemical preservatives.
  来自SA