isotoxin

例句：

1. 1. The toxin in the water can cause serious health problems.
   水中的毒素可能导致严重的健康问题。
2. 2.The research team discovered a new type of isotoxin that could be used as a weapon.
   研究小组发现了一种新的毒素，可以作为武器使用。
3. 3. The farmer was exposed to isotoxins from the contaminated soil and suffered from severe symptoms.
   农民暴露在受污染土壤中的毒素中，出现了严重的症状。