盘式蚊香和杀虫剂喷雾器也可减少室内叮咬。
Mosquito coils or other insecticide vaporizers may also reduce indoor biting.
世卫组织还为媒介控制活动提供了技术支持和物资(喷雾器和杀虫剂)。
WHO has also provided technical support and materials (sprayers and insecticide) for vector control activities.
为了除去植物上的蚜虫，按如下方法配制杀虫剂：准备一个大喷雾器，加入四杯水、四勺洗洁精和四勺伏特加，摇匀。
To keep aphids off of plants add four cups water, four teaspoons of dishwashing liquid and four teaspoons vodka in a large spray bottle.
为了除去植物上的蚜虫，按如下方法配制杀虫剂：准备一个大喷雾器，加入四杯水、四勺洗洁精和四勺伏特加，摇匀。
To keep aphids off of plants add four cups water, four teaspoons of dishwashing liquid and four teaspoons vodka in a large spray bottle.
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