unit１
words1. strategy n. plan that is intended to achieve a particular purpose 策略。
2. means n. way of doing or achieving sth. 方法、手段。
3. diligence n. careful and hard effort 勤勉、用功
diligent a.
4. prolonged a. continuing for a long time 持续很久的、长时间的。
5. prolong vt. make (sth.) last longer 延长、拖延。
6. nevertheless ad. in spite of what sb. has just said 然而、尽管如此。
7. command n. ability to use or control sth. 掌握、运用能力。
8. sustained a. continuing for a long time 持久的、坚持不懈的。
9. sustain vt. make (sth.) continue to exist or happen for a period of time 保持、使继续下去。
10. helpful a. useful and able to improve a particular situation; (of a person) willing to help 有帮助的、乐于助人的。
11. complain vi say that you are annoyed, not satisfied, or unhappy about sth. or sb.
抱怨 complaint n.
12. memorize vt. learn (sth.) so that you remember it perfectly 记住、背熟。
13. cram vt. make (sth.) too full; force (sth.) into a small space 把…塞满，把…塞进。
14. bound a. certain or very likely一定的、很可能的
15. constant a. happening all the time or repeatedly经常（发生）的、不断的
16. commit vt. give...to sb. or sth. to make care of 把…托付给
17. acquaintance n. knowledge of sb.
or sth.; a relationship with) sb. you know a little了解、认识、熟人。
18. concentrate (on) v. give all your attention to what you are doing集中注意力、专心
19. effective a. working well and producing the intended result有效的
20. route n. way of doing sth.
or achieving a particular result; way from one place to another途径、路线。
21. enlarge v. make or become larger扩大、放大、变大。
22. vocabulary n. all the words that sb.
knows or uses; all the words in a particular language词汇（量）
23. idiomatic a. expressing things in a way that sounds natural合乎语言习惯的
24. idiom n. expression whose meaning is different from the meanings of the individual words习语、成语
25. usage n. way in which words are used in a language 惯用法。
26. basis n. way things are organized or arranged ; facts, ideas, or things from which sth.
can be developed（做事的）方法、基础
27. addition n. act of adding sth.
to sth. else; process of adding two or more numbers together to find their total增加、加法
28. movie n. film 电影。
29. repetition n. doing or saying the same thing again once or more than once; act of repeating 重复。
30. opportunity n. chance to do sth. 机会。
31. communicate v. exchange information, news, ideas, etc.
交流情况（消息、思想等）、沟通。
32. enjoyable a. giving joy, pleasant令人愉快的、使人快乐的。
33. campus n. grounds and buildings of a university or college 校园。
34. rehearse vt. practice (sth.
) you are going to do or say; practice (a play, a concert, etc.)
自个儿操练，排演 (synonym) practice / perform / execute / do
35. rehearsal n. 操练，排演。
36. partner n.
1. a person's partner in marriage配偶 (synonym) spouse
2. an associate who works with others toward a common goal; "partners in crime" 同伴、同伙 (synonym) collaborator ; cooperator
3. a person who is a member of a partnership 搭档。
37. instance n. an item of information that is representative of a type 事例、实例
synonym) example , illustration , representative
38. detail n. a small part that can be considered separately from the whole详情、细节
39. purchase n. the act of buying & vt. buy sth. 购买、购置物 & 购买。
40. environment n. conditions in which people carry on a particular activity; natural world in which animals, people and plants live环境、自然（生态）环境。
41. reliable a. worthy of reliance or trust可靠的
synonym) dependable (antonym) unreliable；undependable
42. source n. the place where something begins, where it springs into being**、出处 (synonym) beginning; origin; root
43. input n. 输入。
44. rely (on) vi. h**e confidence or faith in依赖、信赖。
45. handle vt. deal with, manage or control 处理、对付、控制
46. apart ad.& a. not together; separately 相隔、相距、分开地 & 分离的。
47. assign vt. give (a particular job) to sb. 分配（任务）给某人
48. assignment n. piece of work that a student is asked to do; piece of work that is given to sb.
as part of their job（学生的）作业、（分配的）任务
49. pal n. (infml) friend 朋友。
50. motivation n. the psychological feature that arouses an organism to action toward a desired goal动力、动机
51. motivate vt. 使有动机、激起（行动） (synonym) actuate, propel, prompt
52. culture n. 文化。
53. summarize vt. give a summary of sth. 总结，概况，概述。
54. process n. a particular course of action intended to achieve a result过程。
vocabulary
历年gre考试中经常出现的高频词汇！增大enlarge extend aggrandizer 赔偿compensate for give as compensation for 实现implement 假定 postulate hypothesize 极端的radical extreme 极端的措施...
Vocabulary
clamp夹子，夹钳。clip夹子。clutch离合器。commissioning 调试。commutator 换向器，转接器，整流器。component成分 组成 构成。computer interlock 微机联锁。conductor 导体 导线。connector 连接器。consist of...
vocabulary
disease 疾病。schizandrin 五味子素。rutinose 芸香糖 芦丁糖。cough 咳嗽，咳嗽声 咳嗽病。wheeze 喘息 喘气声。daidzein 黄豆苷元。scopolamine 莨菪碱。daidzin 黄豆苷 异黄酮苷。sesamin 生化 芝麻素 生化 芝麻明。dehyd...