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decrease

/dɪˈkriːs/ /dɪˈkriːs/
  • v.
    (使)减少,(使)降低
  • n.
    减少,降低
复数decreases
第三人称单数decreases
现在分词decreasing
过去式decreased
过去分词decreased
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词语例句

  1. (使)减少,(使)降低vt.&vi.

    六级四级
    • Population growth is decreasing by 1.4% each year.

      人口增长每年下降1.4%。

    • People should decrease the amount of fat they eat.

      人们应减少脂肪的摄入量。

    • In the twenty years that the Clean Air Act has mandated unleaded gas use in the United States, the lead accumulation worldwide has decreased significantly.

      在《清洁空气法》强制要求美国使用无铅气体的二十年里,铅在世界范围内的累积量显著下降。

  2. 减少,降低n.

    六级四级
    • In Spain and Portugal there has been a decrease in the number of young people out of work.

      在西班牙和葡萄牙,失业青年人数已经有所下降。

    • There has been some decrease in military spending this year.

      今年的军费开支有所减少。

    • "One reason for these decreases in height is the economic situation in the 1980s," said Alexander Moradi of the University of Sussex.

      “造成这些下降的一个原因是20世纪80年代的经济形势。”苏塞克斯大学的亚历山大·莫拉迪说。

  1. People should decrease the amount of fat they eat.
    人们应减少脂肪的摄入量。
    来自《牛津词典》
  2. It will sharply decrease work efficiency.
    这会大幅降低工作效率。
  3. There has been a decrease in traffic accidents.
    交通事故减少了。
    来自《新英汉大辞典》

相关短语

  • Decrease to
    减少到
  • population decrease
    人口减少;种群减少;人口削减;人口不足
  • on the decrease
    在减少中;正在减少;在减少
  • general rate decrease
    运价下调
  • percentage decrease
    百分减少;百分率减少

词语扩展

n.
减少,减小;减少量
vi.
减少,减小
vt.
减少,减小
adj.
decreasing渐减的
v.
decreasing减少;缩减(decrease的ing形式)
  • diminish/decline/alleviate/decrease/reduce
    • diminishv.指因为不断消耗,在数量方面缓慢减少,也指在素质或者价值的下降。
    • declinev. (数目、价格、比率)下降;谢绝,婉言推辞;衰退,衰落。
    • alleviatev.在痛苦方面的减轻,缓和
    • decreasev.指数量上的减少;力量或者强度的减弱。
    • reducev.指人为地使某物在数量或重量方面的减少或降低。
  • diminish/decline/decrease/reduce
    • diminishv. (力量、势力)减弱,减少,强调由于某种原因而减少,这种减少可以造成能够为人们所察觉的后果或损失。
    • declinev. (数量、数字、价格、比率)下降,下落。
    • decreasev.减少,减小,强调逐渐地下降或减少的过程。
    • reducev.是及物动词,指通过人为的方法在数量、规模、范围等方面减少,也可以指在地位、重要性方面降低等级。
  • decrease/reduce
    • decrease多表示逐渐缩小。如:The swelling decreased daily.(肿胀日渐消退。)
    • reduce为常用词,使用范围较大,可指尺寸,数量,规模和程度等,也可指地位,经济状况。如:He won’t reduce the rent of the house.(他不愿降低房租。)

词义分布

减少
45.2%
降低
45.1%
减小
9.7%

英英释义

  • n.a change downward
  • n.a process of becoming smaller or shorter
  • n.the amount by which something decreases
  • n.the act of decreasing or reducing something
  • v.decrease in size, extent, or range
  • v.make smaller
  1. v.
    to become less in amount, size or strength
    减少;降低
    • Last year the average price of property in this area decreased from £134,000 to £126,000.
      去年,这个地区的房产均价从13.4万英镑降到12.6万英镑。
    • Property may start to decrease in value.
      房产或许开始贬值。
  2. n.
    the process of growing less in amount, size or strength
    减少;降低
    • There has been a decrease in the number of people without a job.
      失业人数有所下降。

词源

  • decrease减低
    de-, 向下。-cre, 创造,增加,词源同create, crescent.
  • decrease减少;降低
    词根词缀: de-减少 + creas(= -cret- )生长 + -e动词词尾