考点词汇就是指雅思阅读中常出现的对句意、题意有着重要影响的词汇。考点词汇也就是雅思阅读中的高频词汇,是考生的必备词汇。今天长沙新航道雅思小编为大家整理的雅思词汇解析 ：城市问题,希望能给大家带来帮助!

　　1. pungent /'pʌn(d)ʒ(ə)nt/
　　adj. 味道强烈的；气味刺激的
　　e.g. Ammonia is a colorless gas with a highly pungent, suffocating odor.
　　补充：suffocating 令人憋闷的；使人窒息的
　　如本季口语话题：A place where the air was polluted.
　　e.g. It was this pungent and acidic smell that even hurt my nose and my eyes. I could hardly breathe.
　　补充：acidic adj. 物质含酸的，酸性的
　　酸雨：acid rain
　　土壤的酸度：the acidity of soil.

　　2. stagnant
　　adj. 停滞不前的; 不发展的;
　　常见搭配：
　　a stagnant economy 低迷的经济
　　stagnant wages 一直不涨的工资
　　a stagnant pool of water 一潭死水/ 对应running water
　　e.g. This country's economy has been stagnant for years.
　　e.g. In the past 5 years, the company's sales have been declining or stagnant.

　　如在小作文数据图中：
　　e.g. The profit of the company was stagnant at 3.88 million.
　　相比remain unchanged，stagnant 偏负面。

　　3. congestion /kən'dʒestʃən/
　　n.堵塞;拥堵；
　　常见搭配：
　　traffic/road congestion 交通拥堵
　　ease/ relieve/ mitigate congestion 缓解拥堵
　　e.g. There is heavy congestion on the roads during the rush hour.
　　补充：rush hour 高峰期
　　拥堵的不同表达：
　　heavy traffic; traffic jam; gridlock
　　其他补充:
　　a congestion charge
　　“交通拥堵附加费’ 源于2003年英国伦敦，目的是为了减少伦敦市中心的车流量，亦减少空气及噪音污染等。
　　你是否支持该呢？

　　4. disturbance
　　n. 干扰;扰乱
　　e.g. Residents are tired of the disturbance caused by the nightclub.
　　e.g. Phone calls are the biggest disturbance at work.
　　syn. distraction
　　n. 骚乱;动乱；
　　e.g. Many people were unhappy with the government’s plans but there were no reports of public disturbances.
　　e.g. Troops were brought in to put down/ quell the disturbance. 平息
　　syn. riot 暴乱；骚乱
　　搭配：run riot 胡作非为；闹事
　　2. 比喻：(想象力等)不受拘束; 任意发挥
　　e.g. This book can let your imagination run riot.
　　e.g. Crazy thoughts were running riot through my head.