n. 1.抽出,拔出。 2.【化学】提取(法);萃取(法);回收物,提出物;精炼。 3.精选,摘要。 4.血统,家世,出身。 5.【数学】开方,求根。短语和例子
spirit of the first extraction 原汁酒。 a man of foreign extraction 外国(血统的)人。 extractions from a book 一本书的内容摘录。 an extraction of 81 percent 百分之八十一的出粉率,八一粉。 the extraction of root 【数学】开方法,求根法。
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They are by-products from the oil extraction . 它们是提炼石油时产生的副产品。 He needs two extractions . 他需要拔掉两颗牙齿。 Men said he was an english cavalier, and of no high extraction . 人家说他是英国骑士,门弟并不高。 Germinability of pollen largely depends on the extraction procedure . 花粉的发芽力大部分取决提取的过程。 Absorption studies were conducted on the residue after each extraction . 吸附研究是在每一个提取后的残渣上进行的。 She came from a family of irish extraction but not catholic . 她出身于一个爱尔兰血统的家庭,不过并不是信天主教的。 The length of time of the extraction and the particle size are both pertinent . 提取的持续时间和微粒的大小都恰到好处。 Solvent extraction is accomplished by the addition of an immiscible solvent to the wastewater . 溶剂萃取是向废水中投加不溶于水的溶剂。 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。 It is difficult to define the detection limits obtained by chelation-solvent extraction . 确定螯合--溶剂萃取法所得到的检测限颇为困难。
the action of taking out something (especially using effort or force); "the dentist gave her a local anesthetic prior to the extraction" properties attributable to your ancestry; "he comes from good origins" 同义词:origin , descent , the process of obtaining something from a mixture or compound by chemical or physical or mechanical means
Last modified time:Tue, 19 Aug 2025 00:29:56 GMT