| 单词 | 提炼 |
| 释义 | 〔zirconium〕A lustrous, grayish-white, strong, ductile metallic element obtained primarily from zircon and used chiefly in ceramic and refractory compounds, as an alloying agent, and in nuclear reactors as a highly corrosion-resistant alloy. Atomic number 40; atomic weight 91.22; melting point 1,852°C; boiling point 3,578°C; specific gravity 6.56 (20°C); valence 2, 3, 4. See table at element 锆：一种有光泽的、坚固的、可伸展的灰白色金属元素，主要从锆石中提炼。作为合金剂在陶器制造和耐火化合物中大量使用，而在核反应器中用作一种高度抗腐蚀合金。原子序数40；原子量91.22；熔点1,852°C；沸点3,578°C；比重6.56（在20°C时）；化合价2,3,4 参见 element〔refine〕To use precise distinctions and subtlety in thought or speech.提炼：在思想或言语中使用精确区别和细微之处〔kelp〕The ash of these seaweeds, used as a source of potash and iodine.海草灰：这种海草的灰常作为提炼钾和碘的原料〔refinement〕The result of refining; an improvement or elaboration.改进，精心制作：提炼的结果；改进或精心制作〔smithsonite〕A mineral, ZnCO3, sometimes used as a source of zinc. 天然碳酸锌：一种矿石，ZnCO3，经常用来提炼锌 〔hydrastine〕A poisonous white alkaloid, C21H 21NO 6, obtained from the root of the goldenseal and formerly used locally to treat inflammation of mucous membranes. 白毛茛碱：一种有毒的白色的碱，C21H 21NO 6，提炼自白毛茛的根，以前在某些地区用于治疗粘膜炎 〔probenecid〕A uricosuric drug, C13H 19NO 4S, derived from benzoic acid and used chiefly in the treatment of gout. 丙磺舒：作用于肾小管功能的药物，C13H 19NO 4S，由安息香酸提炼，主要用于治疗痛风 〔try〕To melt (lard, for example) to separate out impurities; render.提炼：焙化（如，猪油）以分离出油渣；炼油〔whiskey〕Eitherwhiskey or, less frequently, whisky can be used to refer to spirits distilled in the United States. Some writers prefer to reservewhisky for spirits distilled in Great Britain, but there is no widespread agreement on this point.无论是whiskey ，还是略为少见的 whisky 被用来指在美国提炼生产烈性酒。 有一些作家更倾向于将whisky 留作指在英国提炼生产的烈性酒， 不过就这一点并未形成普遍广泛一致意见〔puccoon〕Any of several North American plants of the genusLithospermum, having orange or yellow flowers and roots that yield a red dye. 紫草：任一种产于北美的紫草 属植物，开橙色或黄色的花，并且其根部可以提炼一种红色染料 〔raffinose〕affiner [to refine] from Old French a- [to] from Latin ad- * see ad- fin [fine] from Old French * see fine 1affiner [提炼] 源自 古法语 a- [动词不定式符号to] 源自 拉丁语 ad- * 参见 ad- fin [好的] 源自 古法语 * 参见 fine1〔reduce〕To change to a metallic state by removing nonmetallic constituents; smelt.冶炼，提炼：通过除去非金属成分而变成金属状态；熔炼〔butternut〕A brownish dye obtained from the husks of the fruits of this tree.灰胡桃提炼染料：从灰胡桃外果壳中提取的浅褐色染料〔yellowcake〕The concentrated oxide of uranium formed in the milling of uranium ore.黄饼：在铀矿提炼时形成的浓缩铀氧化物〔penicillin〕Any of a group of broad-spectrum antibiotic drugs obtained from penicillium molds or produced synthetically, most active against gram-positive bacteria and used in the treatment of various infections and diseases.青霉素，盘尼西林：一种从青霉菌或人工合成青霉菌中提炼的广谱抗生素，能最有效地防治革兰氏阳性细菌且广泛运用于各种传染病和疾病的治疗中〔ergosterol〕A crystalline sterol, C28H 43OH, synthesized by yeast from sugars or derived from ergot and converted to vitamin D 2 when exposed to ultraviolet radiation. 麦角甾醇：结晶甾醇，C28H 43OH，由糖中的酵母合成或由麦角提炼而成，当受紫外线照射时可转化成维生素D 2 〔alembic〕A device that purifies or alters by a process comparable to distillation.蒸馏方法：一种通过与蒸馏类似的过程而产生提炼或转化作用的方法〔tantalite〕A black to red-brown mineral, (Fe,Mn)(Ta,Nb)2O 6, distinguished from columbite by the predominance of tantalum over niobium and used as an ore of both elements. 钽铁矿：一种黑色到红褐色的矿石，(Fe,Mn)(Ta,Nb)2O 6，因钽超过铌成为其中的主导元素而与铌铁矿相区别，被用来作为提炼钽和铌的矿石 〔mint〕Any of various plants of the genusMentha, characteristically having aromatic foliage and nearly regular flowers. Some plants are cultivated for their aromatic oil and used for flavoring. 薄荷属植物：一种薄荷 属植物，特点为有芳香的叶子和近乎规则的花。其中一些植物已被栽培用来提炼芳香油和用以调味 〔turpentine〕A thin volatile essential oil, C10H 16, obtained by steam distillation or other means from the wood or exudate of certain pine trees and used as a paint thinner, solvent, and medicinally as a liniment. Also called oil of turpentine ,spirit of turpentine 松节油：一种稀薄的、易挥发的经过提炼的精油，C10H 16，通过汽馏法或其他方法从某些针叶树的木头或渗出物中提取，用作颜料、涂料的稀释剂、溶剂及医用作搽剂 也作 oil of turpentine,spirit of turpentine〔thymol〕A white, crystalline, aromatic compound, C10H 14O, derived from thyme oil and other oils or made synthetically and used as an antiseptic, a fungicide, and a preservative. 百里粉：一种芳香的白色结晶化合物C10H 14O，从百里油或其它油中提炼取得或人工合成，可用作消毒剂、杀真菌剂和防腐剂 〔cupel〕To assay or separate from base metals in a cupel.灰吹，用灰皿提炼：在灰皿中检验或把…从低劣物质中分离出来〔tartrated〕Containing, combined with, or derived from tartaric acid.包含、结合或从酒石酸提炼的〔phosphonium〕A univalent radical, PH4, derived from phosphine. 磷根：一种单价基因，PH4，从磷化氢中提炼而得 〔hydrometallurgy〕The treatment of metal or the separation of metal from ores and ore concentrates by liquid processes, such as leaching, extraction, and precipitation.水冶金术：通过液体过程，象过滤，提炼，沉淀等方法处理金属，从矿石中或矿石浓缩物中分离出金属〔refinery〕An industrial plant for purifying a crude substance, such as petroleum or sugar.精炼厂：如提炼石油或糖等原料的工厂〔puccoon〕Any of several plants, such as the bloodroot, whose roots yield a reddish dye. Also called gromwell 血根草：如血根草等根部可以提炼红色染料的植物 也作 gromwell〔pentane〕Any of three colorless, flammable isomeric hydrocarbons, C5H 12, derived from petroleum and used as solvents. 戊烷：有三种同分异构体的无色可燃烷烃，C5H 12，从石油中提炼，可用做溶剂 〔methacrylate〕A resin derived from methacrylic acid.异丁烯酸脂系树脂：从异丁烯酸中提炼的一种树脂〔molasses〕A thick syrup produced in refining raw sugar and ranging from light to dark brown in color.废糖蜜：提炼粗糖过程中产生的，颜色从淡到深褐色的一种粘性糖桨〔jasmine〕The perfume obtained from these plants.茉莉香料：从此种植物中提炼的香料〔hydrogen〕A colorless, highly flammable gaseous element, the lightest of all gases and the most abundant element in the universe, used in the production of synthetic ammonia and methanol, in petroleum refining, in the hydrogenation of organic materials, as a reducing atmosphere, in oxyhydrogen torches, and in rocket fuels. Atomic number 1; atomic weight 1.00797; melting point -259.14°C; boiling point -252.8°C; density at 0°C 0.08987 gram per liter; valence 1. See table at element 氢：一种无色，易燃的气体物质，在所有气体中最轻，而宇宙中最多用来生产合成氨和甲醇，提炼石油，氢化有机物质作为收缩的气体，用在氧氢焰熔接器和火箭燃料中。原子序数为1；原子量为1.00797；熔点为-259.14°C；沸点-252.8°C；零度时的密度是0.08987克/公升；原子价为1 参见 element〔propylene〕A flammable gas, CH3CH:CH 2, derived from petroleum hydrocarbon cracking and used in organic synthesis. Also called propene 丙烯：一种易燃气体，化学式为CH3CH:CH 2，提炼于石油的碳氢化合物裂化蒸馏，用于有机合成 也作 propene〔gossypol〕A toxic pigment, C30H 30O 8, obtained from cottonseed oil and detoxified by heating, that has been experimentally shown to inhibit sperm production. 棉籽酚：一种有毒的色素，C30H 30O 8，经实验证明该色素抑制精子的繁殖。提炼自棉籽油，加热后可解毒 〔piperine〕A crystalline solid, C17H 19NO 3, extracted from black pepper and used as flavoring and as an insecticide. 胡椒碱：一种晶体固体，C17H 19NO 3，自黑胡椒粉中提炼，用作香料和杀虫剂 〔rape〕The refuse of grapes left after the extraction of the juice in winemaking.葡萄渣：在酿酒过程中对果汁进行提炼后剩下的葡萄残渣〔refine〕To reduce to a pure state; purify.提炼：提炼至纯的状态；净化〔phenolic〕Of, relating to, containing, or derived from phenol.苯酚的：苯酚的，有关苯酚的，含有苯酚的，或从苯酚中提炼的〔whaling〕The business or practice of hunting, killing, and processing whales.捕鲸及提炼鲸油业：猎获、杀死及加工鲸鱼的行当〔uranium〕A heavy silvery-white metallic element, radioactive and toxic, easily oxidized, and having 14 known isotopes of which U 238 is the most abundant in nature. The element occurs in several minerals, including uraninite and carnotite, from which it is extracted and processed for use in research, nuclear fuels, and nuclear weapons. Atomic number 92; atomic weight 238.03; melting point 1,132°C; boiling point 3,818°C; specific gravity 18.95; valence 2, 3, 4, 5, 6. See table at element 铀：银白色的重金属元素，有放射性并且有毒，容易被氧化。已知有14个同位素，其中U238是自然界含量最多的。这种元素存在如沥青铀矿和钒钾铀矿等几种矿中，并从中提炼和加工，主要用于研究，核燃料和核武器。原子序数为92；原子量为238.03；熔点为1,132°C；沸点3,818°C；比重18.95；化合价2，3，4，5，6 参见 element |
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