Reduction
[ rɪ'dʌkʃən ]
第2级
其它 Other
n. 减少;降低;[数学]约简;[摄影术]减薄;
💡 词根助记
reduc=reduce减少+tion名词后缀→减少，缩减
📝 例句
Pallor suggested a marked reduction in the flow of blood in shock.
脸色灰白表明受惊时血液流动明显减少。
Oxidation cannot occur without reduction.
没有还原反应就没有氧化反应。
It is resistant to borohydride reduction in alcoholic solvents.
在醇溶剂中，它不能被硼氢化物还原。
Firstly it will advantage the reduction of domestic unemployment.
第一，它将有助于减少国内失业。
reduction of household expenses
家用开支的削减
✅ 同义词
🔴 反义词
🔤 词根
-doc-表示“教导”
📖 牛津释义
reduction
n
1
(a) [U] reducing or being reduced 缩减; 降低; 简化; 还原
the reduction of tax 税金的减少
reduction of an argument to its essentials 将论据归纳成为一些要点.
(b) [C] instance of reducing 缩减; 降低; 简化; 还原
a reduction in size, weight, etc 体积的缩小、 重量的减少
a price reduction 价格的降低.
(c) [C] amount by which sth is reduced, esp in price 缩减之量; （尤指）减去的价钱
sell sth at a huge reduction 大幅度降价出售某物
make/offer reductions on certain articles 对某些商品减价.
2 [C] copy of a map, picture, etc made by reducing the size of the original （地图、 图片等的）缩版, 缩图. Cf 参看 enlargement (enlarge).
🔁 扩展释义
*[ri'dʌkʃәn]n. 减少, 缩影, 变化【化】 还原【医】 复位术, 还原[作用], 减少, 减数【经】 减少, 缩减, 约简
🏥 医学释义
减少，降低，还原，复位
🌿 同词根单词
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
Don't touch anything unless your teacher tells you to.
除非老师允许，否则你不要动任何东西。
It's about20,000 kilometres.
大约有20，000公里。
Yes. Did you listen to the weather report on the radio?
是的。你收听了电台的天气预报吗？