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课件网) Lesson 39 Nothing to worry about 1. rough adj. 1)(not smooth)凹凸不平的, 崎岖的, 粗糙的 + paper/road/ground/cloth… Her hands were rough from hard work. 2)(simple and not well-made)未加工的, 粗制的 a rough wooden table/composition, ~ material/rice 3)(not exact; approximate)粗略的, 大致的, 草率的 a ~ drawing/draft/sketch/plan/translation/estimate… Could you give me a rough idea what it will be like 4)(not gentle)粗暴的,粗野的,无礼的 暴风雨的, 狂暴的, 剧烈的 + sea/weather/voice..., a rough shake. Don't you think you were a little rough on her 5)(tough and not easy)艰难的, 难受的 Sounds like you had a rough day/time/journey/year... adv. 粗暴地,粗野地,粗鲁地 play/talk/treat…rough live rough过艰苦的生活 roughly adv.粗略地,大致地,约；粗暴地,粗鲁地 对无同情心、粗暴对待 2. perturb vt. 使不安 My unexpected arrival didn't perturb him in the least. perturbed: worried about something that has happened or will happen William looked a little perturbed. be perturbed by/at/about He didn't seem perturbed by the noises outside. be perturbed that He was greatly perturbed that she didn't look happy. disturb, worry, upset It is disturbing to think that a wild animal is still at large…(L1). 3. underestimate vi.&vt. to think or guess that something is smaller, cheaper, easier etc than it really is [overestimate, estimate] underestimate how/what…/the importance/extent/effect/power … We underestimated how long it would take to get there. Never underestimate the power of the press. The importance of training in health and safety cannot be overestimated The tree is estimated to be some 80 years old. Organizers estimated the crowd at 50,000. Scientists estimate that smoking reduces life expectancy by around 12 years on average. It is not easy to estimate how many people have the disease. 4. stretch 1)n. 一大片(平地或水) Standing on top of the hill, we spotted a wild uninhabited coastal stretch. At the back of his house, there is a vast stretch of forest/open country… 2)n. a continuous period of time一段时间 The meeting dragged over a stretch of three hours. 3)n.&vi.&vt. (时、空)伸展,延伸(extend v.) He made a stretch of his arm, trying to grab her bag. It’s a stretch of power.（权力滥用） stretch oneself/one’s legs (arms/body…) The war stretched over four years. The forest stretches for miles. He hates stretching the facts. stretch out 延伸,绵延; 伸展/直; 满足…需要 When I was in trouble, he stretched out a helping hand. Will the food stretch out for two extra people My family wasn't wealthy by any stretch of the imagination. By no stretch of the imagination could you call him ambitious. 怎么也想不到 /任凭如何异想天开 She rarely sleeps for eight hours at a stretch (=without stopping). 连续不断地/一口气地 The workers had to work at full stretch in order to get the task fulfilled before the end of the month. 全力以赴地 5. obstacle n. something that makes it difficult to achieve something 障碍 put/place o ... ...
