harmful ingredient

• 有害成分,有害配料

harmful ingredient的用法和样例：

例句

1. If you have purchased this kind of food, must stop immediately edible, and drinks water, dilutes the harmful ingredient.
   如果你购买了这类食品，要立即停止食用，并且多喝水，稀释掉有害成分。
2. Some contain active ingredients, but others contain no active ingredient or even harmful ingredients such as boric acid.
   有些内含有效成分，其他则否，或甚至含有如硼酸之类的有害成分。