表示变化程度的英文词语和短语（英语常用词汇和例句讲解accelerate）

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表示变化程度的英文词语和短语

英语常用词汇和例句讲解accelerate decelerate increase decrease quicken speed

★accelerate v. make (sth) move faster or happen earlier; increase the speed of 使（某事物）加快; 促进（某事物）; 加速

accelerate the speed 加快速度

accelerate one's steps 加快步伐

accelerate economic growth 加快经济发展

accelerating the rate of growth 提高生长率

Sunshine, fresh air and rest often accelerate a person's recovery from sickness. 阳光、新鲜空气和休息常会促使病人早日康复。

The policy of reform and opening-up accelerated China's economic growth. 改革开放政策促进了中国的经济发展。

★accelerate v. move or happen more quickly 加速; 加快: The car accelerated as it overtook me. 那辆汽车一加速就超越了我。

★decelerate v. (cause sth to) slow down （使某物）减速

The car decelerated at the sight of the police car. 一见到警车这汽车减速了。

★quicken v. (cause sth to) become quicker （使某事物）加快, 变快

His pace quickened. 他的步伐加快了。

We quickened our steps. 我们加快了脚步。

★quicken v. (cause sth to) become more active （使某事物）变得更活跃, 更加活泼

The child quickened in her womb /wuːm/（子宫）, i.e. She felt the movements of the fetus /ˈfiːtəs/（胎儿）. 她感到了胎动。

Her pulse quickened. 她的脉搏加快了。

His interest was quickened by an article he had read. 他读了一篇文章便兴趣大增了。

★speed v. move along or go quickly 快速行进; 疾行

cars speeding past the school 从学校旁快速驶过的汽车

He sped down the street. 他沿那条街快步走去。

★speed v. cause (sth) to move or go quickly 使（某事物）快速移动或行进

This medicine will help speed her recovery. 这药能加快她康复。

★speed v. (usu. in the continuous tenses 通常用於进行时态) drive or go faster than the speeds allowed by law 违章超速驾驶或行驶

The police said he'd been speeding on the motorway. 警察说他在高速公路上违章超速行驶。

★speed (sth) up (phrase v) (cause sth to) increase speed （使某事物）加速

They've speeded up production of the new car. 他们加快了新汽车的生产。

The train soon speeded up. 火车不久就加快了速度。

★increase v. increase (sth) (from A) (to B) become or make (sth) greater in number, quantity, size, etc. 增加, 增大（数目﹑ 数量﹑ 体积等）

The population has increased from 1.2 million 10 years ago to 1.8 million now. 人口从10年前的120万已增加到现在的180万。

The rate of inflation has increased by 2%. 通货膨胀率已增长了2%。

increased profits 增加的利润

He increased his speed to overtake the lorry. 他加大速度以超过前面的货车。

★decrease v. (cause sth to) become smaller or fewer; diminish （使某物）变小或变少; 减少

Student numbers have decreased by 500. 学生人数减少了500名。

Interest in the sport is decreasing. 人们对此项运动的兴趣已逐渐淡薄。

★on the decrease /ˈdiːkriːs/ (idiom 习语) decreasing 在减少

Is crime on the decrease? 犯罪案件是否在减少?

★on the increase /ˈɪnkriːs/ (idiom 习语) increasing 正在增长

The number of burglaries in the area seems to be on the increase. 这一地区的入室盗窃案件似有增无已。