16. exert…on… 对…施加…
17. exert oneself to do sth. 努力,使劲
18. come into existence (=begin to exist)开始存在; come into use开始使用; come into effect开始运转; come into fashion开始时新; come into action开始行动; come into power开始执政; come into sight进入视野;come into blossom开花;
19. (be) in existence存在 come into existence 出现
20. expect…of 在…期望…
21. at the expense of在损害…情况下,以…为牺牲
22. expose…to…使暴露于…, 使…受(危险,风险)
23. be exposed to… 面临…, 受到….
24. beyond expression (=in a manner that cannot be expressed) 无法形容, 说不出的
25. give expression to 表达, 表现
find expression in 表现
26. to …extent 在…程度上
27. in the extreme (= extremely) 极其
28. look sb. in the eye 正视, 打量(某人)
29. close (shut) one’s eyes to不理会,视而不见
20. in one’s mind’s eye 在心目中, 在想象中
31. in the twinkling of an eye 一眨眼,转眼间