extraction 详细解释

extraction

[iks'trækʃən]

n.抽出, 拔出, 抽出物,血统

n.

1. 抽出; 拔出; 榨出[U][C][(+from)]

Her teeth are so bad that she needs five extractions.

她的牙太糟, 得拔掉五颗。

2. 选取; 摘录[U][C]

3. 血统; 出身[U]

He comes from a family of Irish extraction.

他出身于一个有爱尔兰血统的家庭。

4. 【数】开方

词形变化

名词复数：extractions

词义辨析

同义:

n.抽出

drawing  out

n.血统, 家世

ancestry  lineage  descent  parentage  genealogy  race  strain  blood  pedigree  birth

n.提出物, 蒸馏品

extract  distillate  

同义参见:

exaction  nationality  stem  

英英释义

名词 extraction:

the process of obtaining something from a mixture or compound by chemical or physical or mechanical means

properties attributable to your ancestry

同义词：origin, descent

the act of pulling out (as a tooth)

补充

extractionextraction英:[ikˈstrækʃən] 美:[ɪkˈstrækʃən]n.1.取出, 拔出2.拔牙3.血统, 家世

例句

1. He married a young lady of Indian extraction.他娶了一位印度裔年轻女子。 2. In those days, dentistry was basic. extractions were carried out without anaesthetic.当时, 牙医术还处于初级阶段。拔牙不用麻药。 3. the extraction of ore矿石的开采 4. Petroleum engineers plan and manage the extraction of oil.石油工程师对开采石油作出计划并加以管理。 5. After extraction and distillation, the substance is known as jasmine concrete.经过萃取和蒸馏的物质就是茉莉浸膏。 6. mineral extraction.采矿。 7. [count noun]a dental extraction.拔牙。 8. a worker of Polish extraction.一位波兰血统的工人。 9. extraction of salt from the sea从海水里提取盐 10. Dentists report that children are requiring fewer extractions.据牙科医生说，孩子需要拔牙的较以往少。 11. He's an American but he's of Italian extraction.他是美国人，但祖裔意大利。 12. tooth extractions and other dental procedures拔牙以及其他牙科操作 13. the extraction of teeth by dentists牙医拔牙 14. the extraction of juices from plant matter从植物原料中提取汁液 15. a family of Italian extraction [=a family whose ancestors came to another country from Italy]意大利裔家庭

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