1...drop sharply …急剧下降

【例】The number of male smokers dropped sharply after 1980.从 1980 年以后，男性烟民急剧下降。

2.following a slump in... 在…经历了暴跌以后

【例】Following a slump in sales from April to June,Queensland saw a steady rise in spending between July and October.

昆士兰经历了四月至六月的销售额暴跌之后，七月至十月消费有出现了稳步增长。

       3....plummet to... …骤降至…

【例】At this point the number of cases remained stable, then plummeted to zero by 1988.

数值在这一点保持稳定，而后在 1988 年骤降至零。

4.a sharp decline occurs... 出现急剧下降

【例】A sharp decline occurs in Korea from 8000 to 1000韩国出现急剧下降，从 8000 降至 1000

       5....nosedive to... …急降至…【例】Demand for oil has nosedived to 3million.对石油的需求已骤减至三百万。

6...continue its downward trend more steeply

…保持下降但趋势更急剧

【例】It slowly decreased to 100, and then continued its downward trend more steeply to 15.

它缓慢降至 100，然后以更猛烈的趋势骤降至 15.

       7....drop off sharply 急剧减少

【例】This decline slowed down to 25% in 1970-79, but dropped off sharply during the next ten years to 15%, and finally 4% by1990-99.

1970-79年缓慢降至25%，然而接下来的十年骤降至15%，较后在 1990-99 年间降至 4%。

8....plunge by... 大幅度下降了…

【例】The price of pork during that period plunged by up to 20%.猪肉的价格在那段时期内大幅度下降了 20%。

9.there is/was a huge drop in... …出现大幅度下降

【例】There is a huge drop in car ownership in Brazil during1940s.

二十世纪四十年代，巴西的小汽车拥有量出现大幅度下降。

        10.there is/was a significant difference in... …出现巨大差额，出

现巨大下降

【例】There was a significant difference in the number of cars in Japan between the years 1940 and 1970.

1940年至1970年日本的小汽车数量出现了巨大下降。

        11...diminish significantly to only... …急剧下降到只有…

【例】The number of male smokers diminished significantly to only 13%.

男性烟民急剧下降到只有 13%

详情可咨询新航道石家庄学校。