机电专业英语U7 words.pptx

New Words and Expressions1. maintain: v. to make something continue in the same way or at the same standard as before; to make a level or rate of activity, movement, etc. stay the samee.g. Careers Officers maintain contact with young people when they have left school. It is important to maintain a constant temperature inside the greenhouse.2. distinguish: v. to recognize and understand the difference between two or more things or peoplee.g. It was hard to distinguish one twin from the other. The factor that distinguishes this company from the competition is customer service.3. accumulate: v. to gradually get more and more money, possessions, knowledge, etc. over a period of time; gradually increase in numbers or amounte.g. It is unjust that a privileged few should continue to accumulate wealth. Fat tends to accumulate around the hips and thighs.4. maximize: v. to increase something such as profit or income as much as possible; use something in a way that gives you the greatest practical value or the best resultse.g. The companys main function is to maximize profit. The career center will help you maximize your opportunities.5. cost-effective: a. bringing the best possible profits or advantages for the lowest possible costse.g. Perhaps it is the most cost-effective way of reducing carbon dioxide emissions.6. facilitate: v. to make it easier for a process or activity to happene.g. Computers can be used to facilitate language learning. The new trade agreement facilitates more rapid economic growth.7. adaptation: n. the process of changing something to make it suitable for a new situatione.g. He made a quick adaptation to the new environment.8. preferable: a. better or more suitablee.g. I think riding a bicycle is preferable to walking. In warm weather, clothes made of natural fabrics are infinitely preferable.Useful expression:preferable to (doing) something 比更可取，比更好e.g. Being taught in a small group is far preferable to being in a large, noisy classroom.9. quote: v.a. to tell a customer how much money you will charge them for a job, service or producte.g. They quoted us 300 for installing a shower unit.b. to repeat exactly what someone else has said or written; give something as an example to support what you are sayinge.g. He quoted a short passage from the Bible. He quoted the example of France as a country with a good rail service.10. update: v. to add the most recent information to something; make something more modern in the way it looks or operatese.g. The files need updating. The experts have made out plans to update manufacturing procedures.n. the most recent news or information about somethinge.g. The report provides a brief update on the progress of the project.11. roll back: to reduce toward a previous level on a national scale; reduce the influence or power of a law, system, government, etc.e.g. The cost of the raw materials has been rolled back recently.12. pan out: to succeede.g. The signs revealed that the experiment wasnt panning out.13. optimize: v. to improve the way that something is done or used so that it is as effective as possiblee.g. They need to optimize the use of available resources.THANK YOUTHANK YOU