| 1. | At present , there is no effective vaccine against dengue fever
现时并没有一种有效疫苗来预防登革热。 |
| 2. | At present , there is no effective vaccine against dengue fever
现时并没有一种有效疫苗来预防登革热。 |
| 3. | Development of efficient vaccines against influenza remains a big challenge in the field of disease control
因人类对新出现的病毒缺乏免疫力，开发有效疫苗仍然是预防流感流行的关键。 |
| 4. | No vaccine is current available . the only method of controlling or preventing dengue fever is to combat the vector mosquitoes
现时并没有一种有效疫苗来预防登革热，因此最佳的预防方法是防治蚊患。 |
| 5. | Slow down progression of epidemic and minimize loss of human lives in order to buy time for production of an effective vaccine against the pandemic
减缓疫情扩散速度，尽量减少人命损失，藉以争取时间生产有效疫苗，对付造成流感大流行的新型流感病毒。 |
| 6. | To slow down progression of epidemic and minimize loss of human lives in order to buy time for production of an effective vaccine against the pandemic flu strain
减缓疫情扩散速度，尽量减少人命损失，藉以争取时间生产有效疫苗，对付造成流感大流行的新型流感病毒。 |
| 7. | To slow down progression of epidemic and minimize loss of human lives in order to buy time for production of an effective vaccine against the pandemic influenza strain
减缓疫情扩散速度，尽量减少人命损失，藉以争取时间生产有效疫苗，对付造成流感大流行的新型流感病毒。 |
| 8. | In the absence of an effective vaccine , preventive measures against mosquito breeding and avoidance of mosquito bites remain the main strategy to prevent from contracting the disease
在缺乏有效疫苗的情况下，防止蚊子滋生及避免被蚊子叮咬是预防感染西尼罗河病毒的主要方法。 |
| 9. | Around 40 percent of the respondents realized that there was no effective vaccine against dengue fever and that aedes albopictus could transmit dengue fever through the ova to the next generation
约有百分之四十的受访者知道现时没有预防登革热的有效疫苗，及白纹伊蚊可透过其卵子将登革热传给下一代的蚊子。 |
| 10. | " at present , there is no effective vaccine against dengue fever . the best way to prevent dengue fever is to eliminate stagnant water , where mosquitoes can breed , at home , school and the workplace .
现时并没有有效疫苗可预防登革热。因此，最佳的预防方法是清除家居、学校、工作地点及附近地方的积水，防止蚊子滋生，以及避免给蚊子叮咬。 |
