Melamine gained notoriety last year when several pets in America died after eating food contaminated with it by Chinese-made additives.

• 去年，因为宠物食品中含有中国制造的被三聚氰胺污染的食品添加剂，美国一些宠物纷纷死亡，从而一度使得三聚氰胺声名狼藉。