Unit One Eating Around the World

1. Unit One Eating Around the World

3. *diet n. 1. the sort of food that is usually eaten日常饮食 e.g. The southerners in China live on a diet of rice. 2. limited variety or amount of food that a person is allowed t to eat for medical reason or in order to lose weight.（有治疗目）规定的饮食

4. e.g. A balanced diet is necessary for good health. be/go/put sb.on a diet 节食, 吃规定的饮食 e.g. She went/ was on a diet to lose weight. a vegetable [meat] diet素[肉]食 balanced diet均衡饮食(包括身体所需要的各种营养及其科学含量)

5. *chiefly adv. ---chief adj. 首要的；等级最高的； e.g. a chief engineer/ delegate 总工程师/ 首席代表 The team is chiefly made up of girl students.

6. *alternative n./ adj. 1. n.选择余地 e.g. I have no alternative but to accept the work. n.可供选择的事物 e.g. The only alternative was to try doing it.

7. 2. adj.可替换的，二中择一 e.g. This is the alternative road to get there. Note: many different alternatives, several alternative possibilities.理论上只有两种选择，二选一。

8. *various adj. e.g. They were late for various reasons. There are various ways of getting to the station. various kinds of = a variety of = all kinds of

9. Compare: different 不同的，相异的（强调事物间的差异和区别，可与单数或复数名词连用） e.g. Different countries have different customs. He is a different person from others.

10. various 各种各样的，各不相同的（强调同一范畴内的不同种类，只与复数名词连用） e.g. There are various toy cars for children to choose from in that shop. *ethnic adj.(=ethnical) an ethnic group 种族（集团） an ethnic prejudice 种族偏见

11. *immigrant n. e.g. an illegal immigrant (from Europe) Canada has many immigrants from Europe. immigration n. 移居， 移民入境 e.g. an immigration officer入境检查员

12. *variety n. e.g. she didn’t like the job, because it lacked variety. She was doing the same thing all the time. a (…) variety of : many different sorts of a(n) big/ small/ wide/ immense variety of…

13. e.g. The garden offers a variety of attractions. They are growing a new variety of wheat. *vast adj. e.g. The vast plains stretch for 600 miles.巨大的平原绵延600英里。 a vast expanse of desert一望无际的沙漠

14. *choice n. e.g. We each had to make a choice. a large choice of大量可供选择的 (物品等) have no choice but[后跟动词不定式]非...不可, 除...之外别无他法

15. *region n. e.g. The northern region of the country is mountainous. This is a new discovery in the region of science. regional adj. 地方(性)的, 区域性的 局部的

16. *California  *Mexican adj.& n.  *ironic adj.(=ironical) ---ironically adv. e.g. an ironic smile 冷笑 ironic remarks 讽刺的话 ironically adv.挖苦地 irony n. 嘲弄

17. e.g. For the first two weeks there I had my umbrella with me every day, and it was nice and clear. Ironically, ( The irony is that )it just rained so heavily when I happened to forget the umbrella one day. the irony of fate命运的嘲弄

18. *imply v. e.g. Do you realize what his words imply? The fact that nobody answered the telephone implies that the family are out.没人接电话意味着一家人都外出 了。  *unprocessed --- process v. 处理，加工 e.g. unprocessed food

19. *preservative 1防腐剂 n. e.g. Salt is a common food preservative. 2 防腐的 adj. e.g. Salt has a preservative effect on food.

20. --- preserve v. 保管, 保存, 保藏,防...腐烂; 保护; 防护; 维护 e.g. preserve order维护秩序 You look well preserved.你看起来保养得很好。 *protein n. e.g. They were weakened by a diet that was low in protein.

21. *source n. e.g. Newspaper is a source of information. The explorers are searching for the source of the river. resource [常用复] 资源; 物力; 财力 e.g. natural resources resource of labour force劳动力资源

22. *factor n. 因素，原动力，主因 e.g. The president’s support is an important factor in the success of the project. Rain and heat are factors in growing plants.雨水和热是使植物生长的原动力。