| 1. | Automobile exhaust gases are considered the major source .
据认为汽车排出的废气是主要来源。 |
| 2. | Their motors burn most of gasoline, and less goes out as exhaust fumes .
他们的汽车能燃烧绝大部分的汽油，排出的废气就少了。 |
| 3. | Gases from cars are poisoning the air of our cities
汽车排出的废气污染着城市的空气。 |
| 4. | Thirty cars make more pollution than one bus does
三十辆小汽车所排出的废气比一辆公共汽车要多。 |
| 5. | The exhaust fumes from factories polluted the air above the city
从工厂排出的废气污染了城市上空的空气。 |
| 6. | Exhaust gases from boilers , vehicles , etc . , cause air pollution in cities
锅炉和车辆等排出的废气,污染城市空气 |
| 7. | 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。 |
| 8. | In hong kong , the majority of ambient carbon monoxide comes from vehicular emissions
而本港大部分空气中的一氧化碳是来自车辆排出的废气。 |
| 9. | In hong kong , the majority of ambient carbon monoxide comes from vehicular emissions
而本港大部分空气中的一氧化碳是来自车辆排出的废气。 |
| 10. | Hon ip kwok - him raised a question on emission of waste gas from incinerators of public hospitals
叶国谦议员就医院管理局辖下焚化炉所排出的废气提出质询。 |
