toxoid

例句：

1. 1.The toxoid was found in the water samples collected from the river.
   从河流收集的水样中发现了毒素。
2. 2.The toxoid caused severe allergic reactions in some people.
   某些人群对毒素产生了严重的过敏反应。
3. 3. The toxoid is a potential source of contamination in food production.
   毒素是食品生产过程中的潜在污染源。