| 1. | His swimming pool was nothing but a mudhole . 他的游泳池不过是个污水坑。 |
| 2. | It looked full of billowing dirty washing . 看上去好像一大片起泡沫的污水。 |
| 3. | The waste material and water carried in sewage . 污水,污物从下水道中排出。 |
| 4. | Sewage, however, is rather different . 然而,污水则有所不同。 |
| 5. | The sewers discharge out at sea . 下水道的污水排入海里。 |
| 6. | They demand more services such as sewage and drainage . 他们要求更多的公共设施,如污水处理和下水道系统等等。 |
| 7. | Suddenly his face twitched and cracked like the surface of dark water . 他的脸骤然一抽,像一潭污水表面开裂了。 |
| 8. | The pathogen load of a given sewage varies from one community to the other . 污水中的病原体含量因不同的社区而异。 |
| 9. | A drop of ditch-water harboured a whole community of innumerable tiny creatures . 一滴污水中藏有各种难以计数的微生物。 |
| 10. | The sewer carried wastewater from a home housing one suffering from the disease . 污水沟把一家含有疾病的水带到另一家住宅。 |