首页extractionextraction英英释意
                    extraction
英 [ɪk'strækʃ(ə)n; ek-]
美[ɪk'strækʃən]
	    - n. 取出;抽出;拔出;抽出物;出身
 
英英释意
- 1. the process of obtaining something from a mixture or compound by chemical or physical or mechanical means
 
- 2. properties attributable to your ancestry;
 - "he comes from good origins"
 
- 3. the act of pulling out (as a tooth);
 - "the dentist gave her a local anesthetic prior to the extraction"