江 苏 省 盐 城 市 时 杨 中 学 2014 高 中 英 语 Unit 2 Word Study素 材 外 研 版 选 修 71. revolution n. 革命, 旋转, 大变革,运行,运转socialist revolutions 社会主义革命 Cultural Revolution 文化大革命cause / start a revolution a cultural/social/scientific revolution a speed of 100 revolutions per minute 每分钟转动100 次的速度the outbreak of the French Revolution in 1789 1789 年法国大革命的爆发the revolution of the earth around the sun地球绕太阳运行A revolution in information technology is taking place.The nineteenth century witnessed a revolution in ship design.In the last ten years there has been a revolution in education.The country seems to be heading towards revolution.revolutionary n. 革命者, 改革者 adj. 革命的, 革命性的a revolutionary leader / movement /uprisings( 起义)socialist / student revolutionaries2.beneficial adj. 有益的; 有帮助的; 有利的; T hey finally came to a mutually( 相互地) beneficial agreement.be beneficial to A good diet is beneficial to health. We take in different vitamins which are beneficial to our health.Cycling ( 骑车)is highly beneficial to health and the environment.It is said that scientists have made a discovery that should prove beneficial to many AIDS patients.benefit n. 利益, 好处; 津贴, 救济金; 优势; 义演, 义卖 v. 有益于; 有助于; 得益, 受惠a benefit match / concertThe profits from the benefit concert will go directly to the refugee camps.sth be of benefit to The new regulations( 规 定) will be of benefit to everyone concerned.The new credit cards will be of great benefit to our customers.I have typed out some lecture notes for the benefit of those people who were absent last week. Could you just explain again for Mark's benefit ?I hope that the decision taken today will ...