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rain: hold back (from doing sth.)3. dilapidated: broken and old。 falling to pieces 4. scribble: write hastily or carelessly5. unblemished: not spoiled , as new 6. crayon: pencil of soft colored chalk or wax , used for drawing 7. symphony: a musical work for a large group of instruments8. typography: the arrangement , style and appearance of printed matter 9. humility: humble state of mind10. receptacle: a containerUnit 5 Network Designer — Tim BernersLeeVocabulary (A)1. (c) zip off: move away with speed 2. (f) unencumbered: not obstructed 3. (j) nifty: clever 4. (a) loose: let out 5. (d) noodle around: play about 6. (b) span: extend across7. (h) debut: make first public appearance 8. (e) the 233。lite: a group of people with a high professional or social level 9. (g) juncture: a particular point in time 10. (i) sparse: inadequately furnished Vocabulary (B)1. exotic: striking or unusual in appearance2. hack: a person paid to do hard and uninteresting work 3. stint: fixed amount of work 4. random: chance , unplanned , unlooked for 5. reside: be present ( in some place)6. access: the opportunity or right to use or see sth. 7. cobble: put together quickly or roughly 8. lingua franca: language or way of municating which is used by people do not speak the same native language 9. quintessential: the most typical10. unconventionally: doing things not in the accepted way 11. Compromise: sth. That is midway between two different things12. cash in on: profit from。 turn to one39。s advantage Unit 6 Predators, Parasites and Other RelationshipsVocabulary (A)1. affect: cause some change, influence2. consumer: an animal that eats something3. creature: an animal of any kind4. carnivore: a flesheating animal5. prey upon: hunt an animal and eat it6. capture: catch7. superb: excellent8. host: an animal or plant on which some lower form of life is living as a parasites9. naturalist: a person who studies plants or animals10. dramatically: very noticeably11. importation: bringing in goods from a foreign country12. pore: tiny opening13. trunk: the main wood stem of a tree (constrasted with branches)14. colony: a group of the same kind of animals or plants living or growing togetherVocab