下毒

例句：

1. 1. The criminal planned to poison the victim with arsenic.
   这个罪犯计划用砷毒害受害者。
2. 2. The scientist discovered that the bacteria had been deliberately added to the food.
   科学家发现细菌已经被故意添加到食物中。
3. 3. The company was accused of spreading rumors to sabotage its competitors.
   该公司被指控散播谣言以破坏其竞争对手。