| 1. | These worms are difficult to control once the bowel is opened, and considerable peritoneal soiling may result .
一旦肠子切开，大量蛔虫较难控制，可导致腹膜严重污染。 |
| 2. | We found all the rivers seriously polluted
我们发现所有的河流都被严重污染了。 |
| 3. | My doctor said it could be highly contaminated
我的医生说这有可能被严重污染了 |
| 4. | Meanwhile , waste discharge has seriously polluted the river
同时，垃圾排放也严重污染了水源。 |
| 5. | Badly polluted air can cause illness , and even death
被严重污染的空气将引起各种疾病，甚至死亡。 |
| 6. | To tell you the truth , all the rivers here are seriously polluted
说实话，这里每条河都严重污染。 |
| 7. | Severely tainted by agricultural , industrial and household pollution
被工农业和家庭污水严重污染： |
| 8. | The cars were seriously poisoning the . air of our cities with waste
汽车中排出的废气严重污染了我们城市的空气。 |
| 9. | The downtown streets are usually seriousl polluted by the exhaust or autos
市中心街道一般都被汽车废气所严重污染。 |
| 10. | Setting off firecrackers makes a tremendous noise and causes serious air pollution
燃放鞭炮会产生巨大的噪声,严重污染大气。 |
