1. One of the greatest advances in modern technology has been the invention of computers.
    现在最伟大的技术进展之一，是计算机的发明。

2. One provision of the bill states that, among non-immigrant visa applicants, the state should give preference to foreign nationals with secondary degrees in math, science, engineering or technology.
    该议案的一项条款规定：在非移民签证申请者中，政府应优先考虑给那些具有数学、自然科学、工程或技术方面中级学位的外国公民，

3. Our institutes of technology, built with European and American aid, offered students free room and board, even salary.
    我们的技术学院是用欧洲和美国的援助建造的，向学生们提供免费膳宿，甚至还给发薪水。

4. I have a stereo radio.
    我有一个立体声录音机.

5. In general, the "21st Century Technology Resources and Commercial Leadership Act", which Sen. John McCain brought to the Senate in late 1999, is designed to keep the U.S. high-tech industry on top by filling the need for skilled technology
    总的说来，参议员约翰·麦凯恩在1999年下半年递交给参议院的"21世纪技术人才资源及商业领导人才法案"是为了填补美国对熟练技术人员的需求, 以保持美国在高科技工业中的领先地位而制订的。

6. I soon got access to the necessary equipment, learned the technology from a friend and participated in the virtual classroom 5 to 7 days a week.
    我很快配齐了必要的设备并跟一个朋友学会了电脑操作技术，于是我每周用５到７天在网上的虚拟课堂里学习英语。

7. In the late 1940s, engineer Percy L. Spencer of the Raytheon Company was experimenting with high-frequency (高频率) radio waves.
    20世纪40年代后期，雷神公司的工程师珀西·L·斯潘塞正在从事高频无线电波实验。

8. It's cheaper to build radio towers than to string lines across mountain ridges,
    建造无线电发射塔要比翻山越岭架设线路更便宜。

9. Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
    幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。