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1、unit3environmental protectionwords and expressionsgraph C曲线(图);图表emissionU正式用语(光、热、气等的)散发;发出;排放:C常用复数排放物;散发物 the emission of carbon dioxide into the atmosphere 向大气排放二氧化碳 melt vi&vt(使)融化;(使)熔化;(使)软化:a melting pot 大熔炉starve vt&vi(使使)挨饿挨饿;饿死饿死starving adj.饥饿的；挨饿的饥饿的；挨饿的starvation n.饿死；挨饿；绝食饿死；挨饿；绝食star
2、ve to death 饿死be starving 感觉很饿，饿极了be starved of/for 缺乏seal C海豹印记;图章seal cutting 篆刻a document under sbs hand and seal 由某人亲自签名盖章的文件封蜡;封条;封口胶带 the seal ofa letter 信的封口处 密封;封;盖章于Wang believes traditions should not be sealed in glass boxes at museums.王认为传统不应该被封存在博物馆的玻璃盒子里。ecology U生态;生态学eco-(环境的、生态的)+-lo
3、gy(学)release放开;松开Don t release the rope.别松开绳子。释放;排放 release a prisoner 释放囚犯The factory keeps releasing smoke,making the air dirty.这座工厂不停地排放烟雾，污染了空气。首映(电影);发行(CD、书等);发布(新闻等)release a movie/new version 发行影片/发布新版本发泄；宣泄Physical exercise is a good way ofreleasing stress.锻炼身体是释放压力的好方法。解雇用作名词 U可用单数放走;释放;排放
4、;宣泄:a release from prison 从狱中释放U可用单数发行;发布:The software is planned for release in April.该软件计划于四月份发布C发行的影片等;发布的新闻等the latest release 最新发行的产品methane甲烷;沼气 carbonU碳 5 carbon footprint 碳足迹;碳排放量dioxide C&U二氧化物:carbon dioxide 二氧化碳habitable 适合居住的 sustain 维持；遭受；承受住The massive increase in spending failed to su
5、stain his life when he became seriously ill.他病得很严重时，大量增加的开支也没能维持他的生命。to sustain damage/an injury/a defeat 遭受损失/受伤/忍受失败.The ice will not sustain your weight.这块冰承受不了你的体重。sustainable adj.可持续的;合理利用的sustainable economic growth 经济的可持续增长fossil 化石 fuel C&U燃料;U刺激性言行:fossil fuel 化石燃料(如煤、石油等)fuel vt&vi(给)加燃料 f
6、uel(up)a car 给车加油comprehensive 全面的;详尽的;综合(性)的worldwide 世界性的;遍及全球的 a worldwide organization 世界性的组织 trend 趋向;趋势frequently 频繁地;经常地 Buses run frequently between the city and the airline.公共汽车频繁地来往于市区与航空公司之间frequent adj.频繁的;经常的;常见的a frequent visitor to our house 我们家的常客broadcast vt.&vi(broadcast,broadcast)
7、播送(电视或无线电节目);广播;传播(信息等)n.广播节目;电视节目.The concert will be broadcast live tomorrow evening.音乐会将于明晚现场直播。a live broadcast of the concert 音乐会的现场直播a news broadcast 一档新闻节目a live broadcast 现场直播 broadcast live 现场直播 policy 政策；方针；原则footprint 脚印；足迹restrict 限制；限定；束缚restriction 限制规定；限制法规；约束restrict.to.把限制在 restrict
8、 ones freedom 限制某人的自由 The number of the representatives attending the meeting is restricted to fifty.出席会议的代表人数限于50人。speed restrictions 速度限制a restriction on smoking in schools 禁止在学校吸烟seize vt.抓住;(常指通过暴力突然)夺取;控制seize a chance/an opportunity/power抓住机会/抓住时机/夺权seize sb.by the arm 抓住某人的胳膊 seize on/upon sth.突然对大为关注;抓住(可利用的事物)be seized by 被抓住He seized her by the arm.他抓住了她的胳膊。Seeing the pearl,he was seized by curiosity.看到珍珠，他好奇心顿起。As far as I know,Bob seized on the rain as an excuse for missing school.据我所知，鲍勃以下雨为借口不去上学。