14. encourage鼓励 支持

　　The program will encourage governments to establish building standards, emergency response plants and training programs.

　　15. engage占用 使从事于 雇 使订婚 参加

　　Young children should be not allowed to engage in activities at the same time that they eat.

　　16. engine发动机 引擎 机车

　　In the earlier days, horses pulled the trains. The train had no engine and no power of their own.

　　17. enjoy享受 喜爱 享有

　　During the summer, people started work very early in morning, so they can finish early and enjoy a leisure afternoon.

　　18. ensure保证 担保 确保

　　Laws have been written to govern the use American national flag and to ensure proper respect for the flag.

　　19. entertain招待 款待 给…娱乐

　　Good movies not only entertain us, they also help us understand a little more about life.

　　20. entertainment娱乐 文娱节目 款待

　　Movies are the most popular form of entertainment for millions of Americans.

　　21. enthusiasm热情 巨大兴趣

　　Your son certainly shows a lot of enthusiasm on the tennis court.

　　I only wish he’d show much for his studies.

　　22. enthusiastic满腔热情的 热心的 倍感兴趣的

　　You didn’t seem to be terribly enthusiastic about the performance.

　　You must be kidding. I couldn’t have clapped any harder. My hands are still hurting.

　　23. environment环境 周围状况 自然环境

　　Yoga is a corporeal practice which emphasizes on a work on a body in a specific environment.

　　24. epidemic流行病

　　Some people believe that the obesity epidemic is a result of a more evolutionary development of the sedentary life-style in modern society.

　　25. erupt(火山、喷泉等)喷发 (危机、问题等)爆发

　　Mount Etna does erupt frequently, but those eruptions are usually minor, So the overall risk for people living nearby is relatively small.