| 1. | He opened the window to let out the foul air
他打开窗户，放出污浊的空气。 |
| 2. | The foul air in the cinema disgusts me
我讨厌电影院里浑浊的空气。 |
| 3. | Repair immediately if there is defect in the trap or smell of foul air coming out from drain outlets
如隔气弯管有损毁，或排水口发出臭气，应立即维修。 |
| 4. | Pour water into drain outlets regularly to prevent foul air and insects in the sewage pipe from entering the premises
定期注水进排水口内，以防昆虫及臭气经排水口进入室内。 |
| 5. | Residents are suffering with increasingly foul air and sandstorms created by the man - made mountain of coal waste
村子旁的煤渣山，使得这里的空气都有毒，还经常引发沙尘暴。村民们就是在这样的环境中生活。 |
| 6. | Pour about half a litre of water into each floor drain outlet at least once a week in order to prevent foul air and insects from entering the premises
最少每星期一次把约半公升清水倒进每个地台排水口，以防止臭气和昆虫进入楼宇内； |
| 7. | Exhaust gas passage with variable pressure : it is adopted to prevent foul air from toilet and kitchen ; check valve is added at the joint
变压式排风：为防止卫生间、厨房排风井内的污风反窜到室内，排风道采用了变压式排气道，并在封到接口处增设了止回阀。 |
| 8. | [ align = center ] [ img ] http : / / www . sina - lz . com / upload / 2007121210404640063 . jpg [ / img ] [ / align ] residents are suffering with increasingly foul air and sandstorms created by the man - made mountain of coal waste
村子旁的煤渣山，使得这里的空气都有毒，还经常引发沙尘暴。村民们就是在这样的环境中生活。 |
| 9. | Make sure drains and pipes do not leak or arent blocked . do not alter them without prior authorization . repair immediately if there is a defect in the trap or smell of foul air is coming from drain outlets
确保排水口及喉管没有渗漏或阻塞未经批准，切勿擅自将渠管改道如隔气弯管有损毁，或排水口发出臭味，应立即维修。 |
