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单词 extraction
释义
extraction
(once / 2411 pages)
1n 2n

Extraction is the action of removing something. For example, when the dentist yanks out your rotten tooth, the extraction is complete!
In addition to this wince-inducing meaning, the noun extraction is the process of separating out something from a chemical mixture or compound. Take decaffeinated coffee — the caffeine is removed by extraction, so you've got science to thank for not being jittery after breakfast. Extraction can also refer to your family background. If you are of Greek extraction, for example, your family history can be traced back to Greece.
WORD FAMILY
extraction: extractions+/extract: extractable, extracted, extractible, extracting, extraction, extractor, extracts/extractor: extractors
USAGE EXAMPLES
If these costs were included in the price of fossil-fuel extraction and consumption, the price would no longer be “right” for the exploitation of ANWR.
Seattle Times(Dec 27, 2016)
Across Tibetan parts of China, protests regularly erupt against mineral extraction, according to a 2015 report by Tibet Watch.
Washington Post(Dec 25, 2016)
Egypt’s industrial sector is largely based on energy extraction and production, which employs relatively few people and fluctuates with oil prices.
The New Yorker(Dec 25, 2016)
1
1n the action of taking out something (especially using effort or force)
the dentist gave her a local anesthetic prior to the extraction
Hyper
remotion, removal
the act of removing
2n the process of obtaining something from a mixture or compound by chemical or physical or mechanical means
Hypo|Hyper
decoction
(pharmacology) the extraction of water-soluble drug substances by boiling
dehydration, desiccation, drying up, evaporation
the process of extracting moisture
elution
the process of extracting one material from another by washing with a solvent to remove adsorbed material from an adsorbent (as in washing of loaded ion-exchange resins to remove captured ions); used to obtain uranium ions
infusion
the process of extracting certain active properties (as a drug from a plant) by steeping or soaking (usually in water)
beneficiation, mineral dressing, mineral extraction, mineral processing, ore dressing, ore processing
crushing and separating ore into valuable substances or waste by any of a variety of techniques
freeze-drying, lyophilisation, lyophilization
a method of drying food or blood plasma or pharmaceuticals or tissue without destroying their physical structure; material is frozen and then warmed in a vacuum so that the ice sublimes
inspissation
the process of thickening by dehydration
action, activity, natural action, natural process
a process existing in or produced by nature (rather than by the intent of human beings)
2
n properties attributable to your ancestry
Syn|Hypo|Hyper
descent, origin
full blood
descent from parents both of one pure breed
ancestry, derivation, filiation, lineage
inherited properties shared with others of your bloodline
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更新时间:2025/3/22 22:23:37