n.除莠剂，除草剂

原形：herbicide复数：herbicides

The farmer sprayed the field with a potent herbicide to eliminate the weeds.
农夫在田里喷洒了强力除草剂以清除杂草。
He carefully read the label before using the herbicide to avoid harming the surrounding plants.
使用除草剂前，他仔细阅读了使用说明，以免伤害到周围的植物。
The government has strict regulations on the use of herbicides to protect water resources.
政府对除草剂的使用有严格的规定，以保护水资源。
Organic farmers rely on natural methods, like manual weeding, instead of herbicides.
有机农夫依赖自然方法，如人工除草，而非化学除草剂。
The herbicide was found to be effective in controlling invasive species in the park.
这种除草剂被证实能有效控制公园中的入侵物种。
Farmers have to apply the herbicide at the right time to ensure maximum effectiveness.
农民必须在适当的时间施用除草剂以确保其最大效果。
The company is developing a new low-toxicity herbicide to minimize environmental impact.
公司正在研发一种低毒性除草剂，以减少对环境的影响。
The gardener mixed the herbicide with water according to the manufacturer's instructions.
园丁按照制造商的指示将除草剂与水混合。
The local government provided training on proper herbicide handling to prevent accidents.
当地政府提供了有关正确处理除草剂的培训，以防意外发生。
After the rain, they waited for the herbicide to soak into the soil before planting the crops.
雨后，他们在种植作物之前等待除草剂充分渗入土壤。