大学英语ppt课件.ppt

1、Unit 4 para 5-6,words,mainland n. 大陆 (the ) =the main area of land of a country Hong Kong constitutes a critical economic gateway between the mainland and the outside world. 香港是大陆和外部世界的一个重要的经济门户。,infrastructure n. 基础设施 C the basic systems and structures that a country or organization needs in order

2、to work properly More money is needed to strengthen the countrys infrastructure. 需要更多的钱加强国家的基础设施建设。 superhighway n. 高速公路 C a large, wide road on which trafic travels at high speed I got onto the superhighway and drove as fast as I could. 我上了这条高速公路，以尽可能快的速度驾驶。,provincial a. 省的；省级的 C of a province Anh

3、ui Dailyis a provincial newspaper. 安徽日报是一份地方性的报纸. log vt 记录 v 伐木 |vt| make an oficial record of events, facts, etc. 记录 The old plane had logged hundreds of hours of flying time. 那架老飞机已经积累了数百小时的飞行记录 |v| cut down trees 伐木 The forest has been so heavily logged that it is in danger of disappearing. 森林被严

4、重砍伐，面临毁灭的危险。,invest 投资 |v. |spend money on sth. in the hope of making a proit They will invest 5 million in the project. 他们将为这个项目投资500万。 investor n. 投资者 C sb. who gives money to a company, business, or bank in order to get a proit A New York investor offered to acquire the companys shares for $13 ea

5、ch. 一名纽约商人愿以每股13美元的价格收购这家公司的股票。,verbal phrase log on 登录、进入系统、开始记录、开始工作 log in 请求联机 我 log off 退出系统、注销 【例句】State when you logged on, and remember to write down the time you log off. 请写明注册时间, 并记住写下你注销的时间。,What the main idea of para 5-6?,BACK,与俄罗斯相比，在未来10年中，中国大陆计划对通信设备投入1,000亿美元。 从某种意义上说，中国的落后成了一种有利因素，因为这一发展正好发生在新技术比铜线电缆系统更便宜的时候。到1995年底，中国除了拉萨以外的省会都将有数字转换器和高容量的光纤网， 这意味着其主要城市正在具备必需的基础设施，成为信息高速公路的主要部分，使人们能够进入系统，获得最先进的服务。,电信工程也是上海实现其成为一流的金融中