| 1. | Polluted air poses a threat to our health 污染的空气对我们的健康构成威胁。 |
| 2. | Polluted air and water are harmful to people ' s health 污染的空气和水对人们的健康有害。 |
| 3. | The polluted air becomes poisonous and dangerous to health 被污染的空气具有毒性,并且危害健康。 |
| 4. | Polluted air hangs over the city 城市上空被污染的空气所笼罩。 |
| 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. | Sitting upstairs on a double - decker can reduce exposure 坐在双层公车的上层也会减少接触污染的空气。 |
| 7. | He died from an accident / a wound / overwork / polluted air / carelessness 他死于事故/受伤/过度劳累/污染的空气/粗心。 |
| 8. | The polluted air in the city is badly endangering the health of the people 城市中被污染的空气严重地危及人民的健康。 |
| 9. | Polluted air , water and soil make people sick and even cause deaths 被污染的空气、水和土壤可导致人们生病、甚至死亡。 |
| 10. | The polluted air in the city is badly endangering the health of the residents 城里被污染的空气正严重地危及居民的健康。 |