decrease

柯林斯詞典

動詞讀作d??kri?s。名詞讀作?di?kri?s或d??kri?s。

1. V-T/V-I When something decreases or when you decrease it, it becomes less in quantity, size, or intensity. 使降低; 降低
Population growth is decreasing by 1.4% each year. 人口增長每年下降1.4%。
The number of independent firms decreased from 198 to 96. 獨立公司的數(shù)量從198家減到了96家。
Since 1945 air forces have decreased in size. 1945年以來，空軍的規(guī)模已經(jīng)縮小。
2. N-COUNT A decrease in the quantity, size, or intensity of something is a reduction in it. 減少; 降低
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，失業(yè)青年人數(shù)已經(jīng)有所下降。

During the 1980s, the amount of ozone in the stratosphere above Europe decreased by about 8%.
Total unemployment has decreased in the past year .
The pop star's popularity decreased as he got older , which is only to be expected .
The government proposed decreasing the annual expenditure on arms .
To make the sleeve get narrower toward the cuff , you gradually decrease the number of stitches on your needle .