| 1. | The lazy man was a parasite on his family .
那懒汉是家里的寄生虫。 |
| 2. | The tree beset with parasites prospers not .
被寄生虫侵蚀的树木也不可能葱郁茁壮。 |
| 3. | Rupture of the parasite may result in anaphylaxis .
寄生虫的碎裂可能导致过敏反应。 |
| 4. | By definition, this way of life is parasitic .
从其含义来说，这是种寄生虫的生活方式。 |
| 5. | The digestive tract is inhabited by many species of parasites .
寄生于消化道的寄生虫，种类很多。 |
| 6. | Parasitic and nonparasitic cysts rarely occur in the spleen .
寄生虫性和非寄生虫性囊肿在脾脏很少发生。 |
| 7. | Gastrointestinal parasitism is characterized gastroenteritis, unthriftiness and anemia .
胃肠道寄生虫病的特征是：胃肠炎，瘦弱和贫血。 |
| 8. | Earthworms have been incriminated in transmitting many parasites and diseases of animals and plants .
蚯蚓可传播动物和植物的许多寄生虫和疾病。 |
| 9. | Not only can vermin arise from decaying matter but that lice can originate form sweat .
不仅从腐烂的物质中能产生寄生虫，而且从汗液中能产生虱子。 |
| 10. | They should be considered as a potential source of introduction of an exotic disease or parasite .
它们应当被认为是引进外国病或寄生虫的一种潜在来源。 |
