9AU4词解
1.
Screen：the flat square part of a television or computer where you see pictures or words
2. Recognize：know and identity
3. Desktop：a full-sized computer with a separate monitor and keyboard 4. Laptop：a small computer that you can carry around easily
5. Palmtop：a small computer that can be held in the palm of one hand 6. Tiny：very small in size or amount
7. Unaware：not knowing or realizing that something is happening or that something
exists
8. (be) unaware of：(be) not knowing about
9. Depend：rely on somebody/ something and be able to trust them 10. depend on：rely on somebody/ something and be able to trust them 11. common：that you often see or that often happens
12. knowledge : what you know and understand about something 13. common knowledge : something that is known by most people 14. rarely : not often; seldom
15. print : put words or pictures onto paper using a magazine 16. importantly : in an important way or to an important degree 17. operate : use or control a machine
18. spaceship : a vehicle that travels in space
19. for the time being : for now and some time into the future 20. writing : books, articles, etc. in general
21. CD-ROM: compact disc read-only memory; a CD for use on a computer, which has
a lot of information recorded on it. The information cannot be changed or removed
22. DVD-ROM: a high-capacity optical disk format or an optical disk using such a
format and containing especially a video recording (e.g., a movie) or computer data
23. Aeroplane: a machine that has wings and can fly 24. Aware:knowing or realizing something 25. Command:order or instruction 26. Meaning:what something means
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