'Psychodidae'是英语中的词语，中文翻译为“沙蝇科”，是昆虫分类学中的一类。这类昆虫主要生活在潮湿的环境中，如河流、湖泊、池塘等水域，也有一些生活在地面下或树干内。
以下是9个含有'Psychodidae'的例句：
1. Female Psychodidae are attracted to dark, damp areas like organic debris or sewage.
（雌性沙蝇科喜欢在像有机垃圾或污水等黑暗潮湿的地方生活。）
2. The larvae of Psychodidae typically inhabit wet soil and feed on organic matter.
（沙蝇科的幼虫通常生活在潮湿的土壤中，以有机物为食。）
3. Psychodidae are also known as moth flies due to their small size and fuzzy wings.
（沙蝇科也因其体型小而翅膀有毛而被称为蛾蝇。）
4. The presence of Psychodidae around bathroom drains is often an indication of a plumbing problem.
（厕所排水口周围有沙蝇科的存在通常表明存在问题的水管。）
5. Psychodidae are a nuisance pest as they can breed rapidly in damp areas and become difficult to control.
（沙蝇科是一种讨厌的害虫，因为它们在潮湿的地方繁殖迅速，很难控制。）
6. The larvae of Psychodidae are often used as fishing bait due to their high protein content.
（沙蝇科的幼虫因其高蛋白质含量常被用作钓鱼饵料。）
7. The study of Psychodidae and other aquatic insects is important in understanding the health of freshwater ecosystems.
（研究沙蝇科及其他水生昆虫对于理解淡水生态系统的健康状况很重要。）
8. The emergence of large numbers of Psychodidae can indicate poor hygiene and sanitation practices in a building.
（大量沙蝇科的出现可能表明建筑物的卫生和清洁做法不佳。）
9. The use of insecticide sprays can effectively control populations of Psychodidae in indoor environments.
（喷洒杀虫剂可以有效地控制室内环境中的沙蝇科数量。）
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