11. entertainment n. 娛樂;招待，款待

　　There are few entertainments in that town.

　　那個鎮上幾乎沒有娛樂設施。

　　This hotel is famous for its entertainment.

　　這家旅館以殷勤待客著稱。

　　12. enthusiasm n. 熱情，熱心

　　She seemed lacking in enthusiasm when we were talking about that film.

　　我們談論那部電影時,她看來好像沒多大熱情。

　　His enthusiasm made everyone else interested.

　　他的熱心激發了大家的興致。

　　13. entry n. 進入，入口處;參賽的人(或物)

　　He pretended not to observe our entry.

　　他裝作沒有看見我們進來。

　　You can leave your umbrella in the entry.

　　雨傘可放在入口處。

　　14. environment n. 環境

　　She is not used to the new environment.

　　她對新環境不習慣。

　　15. episode n. 插曲，片段

　　The episode of this film sounds good.

　　這部電影的插曲很好聽。

　　That's an episode in my life I'd rather forget!

　　那是我一生中寧愿忘記的經歷!

　　16. equation n. 方程(式)

　　What does x represent in this equation?

　　這個方程式中的x代表什么?

　　17. restrain vt. 阻止，抑制

　　Shame may restrain what the law does not prohibit.

　　羞恥或許能阻止法律所不能禁止之事。

　　She tried to restrain her sobs.

　　她設法抑制住自己的悲泣。

　　18. restraint n. 抑制，限制

　　Nobody could count on his restraint or rationality.

　　誰也不能指望他會克制或講道理的態度。

　　There is still need for profit restraint.

　　現在仍有必要限制利潤。

　　19. resume v. (中斷后)重新開始

　　We resumed our work after a rest.

　　休息之后我們重新開始工作。

　　20. severe a. 嚴重的

　　He's suffering from severe mental disorder.

　　他患有嚴重的精神病。