| 单词 | extraction |
| 释义 | extraction /ɪkstrækʃn/ noun [uncountable] ◆oil / mineral / coal extraction石油／矿物／煤的开采◆the extraction of salt from the sea从海水中提取盐extraction /ɪkstrækʃn/ noun [uncountable] ◆oil / mineral / coal extraction石油／矿物／煤的开采◆the extraction of salt from the sea从海水中提取盐extraction/ɪkˈstrækʃn ||; ɪkˈstrækʃən/noun (formal 正式) 1. [c,u] the act of taking sth out 取出；索取: ◇extraction of salt from the sea 从海水里提取盐◇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。 2. [u] family origin 世系；家世: ◇he's an american but he's of italian extraction. 他是美国人，但祖裔意大利。 extractionsee ⇨ remove 6 ex·trac·tion /ɪk`strækʃən; ɪkˈstrækʃən/n 1. [c,u] the process of removing an object or substance from something else 取出，提炼:◇the extraction of salt from sea water 从海水中提炼盐 2. of french/irish etc extraction having family members who come from france, ireland etc even though you were not born in that country 有法国/爱尔兰等血统的 |
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