extraction

英 [ɪkˈstrækʃn]

美 [ɪkˈstrækʃn]

n.  提取; 提炼; 拔出; 开采; 有…血统; 族裔; 拔牙

复数：extractions　

CET6TEM8化学

BNC.7879 / COCA.10457

牛津词典

noun

• 提取；提炼；拔出；开采
  the act or process of removing or obtaining sth from sth else
  1. oil/mineral/coal, etc. extraction
     石油、矿物、煤等的开采
  2. the extraction of salt from the sea
     从海水中提取盐
• 有…血统；族裔
  having a particular family origin
  1. an American of Hungarian extraction
     匈牙利血统的美国人
• 拔牙
  the removal of a tooth

柯林斯词典

• N-UNCOUNT 血统;家世
  If you say, for example, that someone isofFrenchextraction, you mean that they or their family originally came from France.
  1. Her real father was of Italian extraction...
     她的亲生父亲是意大利裔。
  2. He married a young lady of Indian extraction.
     他娶了一位年轻的印度裔女子。

英英释义

noun

• the action of taking out something (especially using effort or force)
  1. the dentist gave her a local anesthetic prior to the extraction
• properties attributable to your ancestry
  1. he comes from good origins
  Synonym:origindescent
• the process of obtaining something from a mixture or compound by chemical or physical or mechanical means

双语例句

• Orthogonal experiments were used to find the optimal extraction process of andrographolide by microwave and ultrasonic assisted extraction.
  用正交法对微波和超声波辅助提取穿心莲内酯的工艺条件进行优化。
• Study about the craft on the extraction of the water-soluble polysaccharide in the dried orange peel.
  对陈皮中水溶性多糖的提取工艺进行研究。
• Such extraction modifies the whole cell-membrance network throughout the wool fiber.
  这种萃取改变了整个毛纤维中所有细胞膜的网状结构。
• Methods The effects of extraction particle size was studied by determining the gardenoside content in the extract by HPLC.
  方法以HPLC法测定不同粉碎粒度样品中栀子苷的含量为指标，比较了粉碎粒度对栀子苷提取率的影响。
• The topic of this article is the selection and extraction of data from an Apache Derby database.
  本文的主题是从ApacheDerby数据库中选择和提取数据。
• Separation of mixtures of other metals and non-metallic metal extraction and to improve taste.
  分离其他金属和非金属混合物的金属提取和提高品位。
• Using this approach, you can simplify some of the data extraction requirements for your views and supporting applications.
  使用这种方法，您可以为您的视图和支持的应用程序简化一些数据提取要求。
• Robust facial expression feature extraction method is the key part of the computer aided facial expression analysis system.
  面部表情特征抽取的针对性和鲁棒性在计算机辅助面部表情自动分析系统中具有举足轻重的作用。
• The extraction process of lycopene with tomato skin as raw material has been studied.
  以番茄皮为原料，对其中番茄红素的提取工艺进行了研究。
• In this work, propolis essential oil was obtained by steam distillation extraction and supercritical CO2 extraction, respectively.
  采用水蒸气蒸馏法和超临界二氧化碳萃取法获得了蜂胶挥发油。